Whiz.tools - Simple Online Tools
A collection of simple and useful online tools for all domains
Content Creation
Character Frequency Analysis & Visualization Tool
Analyze and visualize the frequency distribution of characters in any text. Paste your content to generate an interactive bar chart showing character occurrence patterns.
Lorem Ipsum Text Generator for Testing & Development
Generate customizable Lorem Ipsum placeholder text for website layouts, design mockups, and testing. Choose paragraph count and format with easy copy functionality.
Phonetic Pronunciation Generator: Simple & IPA Transcription Tool
Convert words, phrases, or names into simple English phonetic spelling and IPA notation. Select language of origin for accurate pronunciation across English, Spanish, French, and German.
Conversion Tools
Ancient Biblical Unit Converter: Historical Measurement Tool
Convert between ancient biblical units like cubits, reeds, hands, and furlongs to modern equivalents such as meters, feet, and miles with this easy-to-use historical measurement converter.
Avogadro's Number: Mole to Molecule Conversion Calculator
Convert between moles and molecules using Avogadro's number. Calculate the number of molecules in a given number of moles, essential for chemistry, stoichiometry, and understanding molecular quantities.
Base64 Encoder and Decoder: Convert Text to/from Base64
Free online tool to encode text to Base64 or decode Base64 strings back to text. Supports standard and URL-safe Base64 encoding with instant conversion.
Base64 Image Decoder and Viewer | Convert Base64 to Images
Decode and preview base64-encoded image strings instantly. Supports JPEG, PNG, GIF and other common formats with error handling for invalid inputs.
Binary-Decimal Converter: Convert Between Number Systems
Easily convert numbers between binary and decimal systems with this free online tool. Instant conversion with educational visualization.
Comprehensive Bit and Byte Length Calculator Tool
Calculate the bit and byte lengths of integers, big integers, hex strings, and regular strings with various encodings. Essential for understanding data representation, storage, and transmission in computer systems.
Easily Convert Pounds to Kilograms with Our Tool
Enter a weight in pounds to convert it to kilograms.
International Shoe Size Converter: US, UK, EU & More
Convert shoe sizes between US, UK, EU, JP and other international systems. Simple tool for accurate footwear sizing across global standards.
Number Base Converter: Binary, Decimal, Hex & Custom Bases
Convert numbers between different numerical bases (2-36). Easily transform binary, decimal, hexadecimal, octal, and custom base numbers with instant results.
PX to REM to EM Converter: CSS Units Calculator
Convert between pixels (PX), root em (REM), and em (EM) CSS units with this simple calculator. Essential for responsive web design and development.
Shoe Size Converter: US, UK, EU & JP Sizing Systems
Convert shoe sizes between US, UK, EU, and JP systems for men, women, and children with our easy-to-use calculator and comprehensive reference charts.
Time Unit Converter: Years, Days, Hours, Minutes, Seconds
Convert between years, days, hours, minutes, and seconds with real-time updates. User-friendly interface for quick and accurate time unit conversions.
Unix Timestamp to Date Converter: 12/24 Hour Format Support
Convert Unix timestamps to human-readable dates and times. Choose between 12-hour and 24-hour time formats with this simple, user-friendly converter tool.
Design & Graphics
Simple Color Palette Generator: Create Harmonious Color Schemes
Generate beautiful, harmonious color palettes instantly. Choose a primary color and create complementary, analogous, triadic, or monochromatic color schemes for your design projects.
Simple Color Picker: Select & Copy RGB, Hex, CMYK Color Values
User-friendly color picker with interactive spectrum display and brightness slider. Select colors visually or input exact values in RGB, Hex, or CMYK formats. Copy color codes with one click for your design projects.
Simple QR Code Generator: Create & Download QR Codes Instantly
Generate QR codes from any text or URL with this straightforward tool. Instantly create scannable QR codes with a clean, minimalist interface and download them with one click.
Development Tools
Advanced Token Counter for NLP and Machine Learning Tasks
Count the number of tokens in a given string using tiktoken library. Select from different encoding algorithms including CL100K_BASE, P50K_BASE, and R50K_BASE. Essential for natural language processing and machine learning applications.
CSS Minifier Tool: Optimize & Compress CSS Code Online
Instantly minify your CSS code to reduce file size and improve website loading speed. Our free online tool removes whitespace, comments, and optimizes syntax.
CSS Property Generator: Create Gradients, Shadows & Borders
Generate custom CSS code for gradients, box shadows, border radius, and text shadows with an easy-to-use visual interface. Adjust parameters with sliders and see live previews.
Efficient CUID Generator for Unique Identifiers in Systems
Generate collision-resistant unique identifiers (CUIDs) for distributed systems, databases, and web applications. This tool creates CUIDs that are scalable, sortable, and highly unlikely to collide.
Efficient KSUID Generator for Unique Identifiers in Systems
Generate K-Sortable Unique Identifiers (KSUIDs) for use in distributed systems, databases, and applications requiring unique, time-sortable keys. KSUIDs combine a timestamp with random data to create collision-resistant, sortable identifiers.
Efficient MongoDB ObjectID Generator for Developers and Testers
Generate valid MongoDB ObjectIDs for testing, development, or educational purposes. This tool creates unique 12-byte identifiers used in MongoDB databases, composed of a timestamp, random value, and incrementing counter.
Generate and Analyze Twitter Snowflake ID Tool for Insights
Generate and analyze Twitter Snowflake IDs, unique 64-bit identifiers used in distributed systems. This tool allows you to create new Snowflake IDs and parse existing ones, providing insights into their timestamp, machine ID, and sequence number components.
Image Metadata Viewer: Extract EXIF Data from JPEG and PNG Files
Upload JPEG or PNG images to view and extract all metadata including EXIF, IPTC, and technical information in an organized table format.
JavaScript Minifier: Reduce Code Size Without Losing Functionality
Free online JavaScript minifier tool that reduces code size by removing unnecessary whitespace, comments, and optimizing syntax while preserving functionality. No installation required.
JSON Comparison Tool: Find Differences Between JSON Objects
Compare two JSON objects to identify added, removed, and modified values with color-coded results. Includes validation to ensure inputs are valid JSON before comparison.
JSON Formatter & Beautifier: Pretty Print JSON with Indentation
Format and beautify your JSON data with proper indentation. Makes raw JSON readable with syntax highlighting and validation.
Luhn Algorithm Number Validator and Generator Tool
Validate and generate numbers using the Luhn algorithm, commonly used for credit card numbers, Canadian Social Insurance Numbers, and other identification numbers. Test if a number passes the Luhn check or generate valid numbers that comply with the algorithm.
MD5 Hash Generator
Generate MD5 hashes instantly with our web-based tool. Enter text or paste content to calculate its MD5 hash. Features client-side processing for privacy, instant results, and easy copy-to-clipboard functionality. Ideal for data integrity checks, file verification, and general cryptographic purposes.
Nano ID Generator: Create Unique and Secure Identifiers
Generate secure, unique, and URL-friendly identifiers using Nano ID. Customize length and character set for various applications in web development, distributed systems, and database management.
Online List Sorter Tool for Efficient Data Organization
An online tool to sort a list of items in ascending or descending order. Sort alphabetically or numerically, remove duplicates, customize delimiters, and output as text or JSON. Ideal for data organization, analysis, and processing tasks.
Online URL String Escaper for Safe Web Applications
An online tool to escape special characters in a URL string. Enter a URL, and this tool will encode it by escaping special characters, ensuring it is safe for use in web applications.
Random API Key Generator: Create Secure 32-Char Strings
Generate secure, random 32-character API keys with our web-based tool. Features one-click generation, easy copying, and key regeneration without page refresh.
Random User Agent Generator for Web Development Testing
Generate realistic browser user agent strings with options to filter by device type, browser family, and operating system. Perfect for web development testing and compatibility checks.
React Tailwind Component Builder with Live Preview & Code Export
Build custom React components with Tailwind CSS. Create buttons, inputs, textareas, selects, and breadcrumbs with real-time preview and generated code ready to use in your projects.
Regex Pattern Tester & Validator: Test, Highlight & Save Patterns
Test regular expressions with real-time match highlighting, pattern validation, and explanations of common regex symbols. Save and reuse your frequently used patterns with custom labels.
SQL Formatter & Validator: Clean, Format & Check SQL Syntax
Format SQL queries with proper indentation and capitalization while validating syntax. Makes your database queries readable and error-free instantly.
Text Inverter Tool: Reverse Character Order in Any String
Instantly reverse the order of characters in any text. Type or paste your content and see the inverted result in real-time with this simple text reversal tool.
Text Sharing Tool: Create & Share Text with Custom URLs
Instantly share text and code snippets with unique URLs. Features syntax highlighting for multiple programming languages and customizable expiration settings.
ULID Generator: Create Unique Sortable Identifiers Easily
Generate Universally Unique Lexicographically Sortable Identifiers (ULIDs). ULIDs are 26-character strings that combine a timestamp with random data, providing sortable, unique identifiers for various applications.
UUID Generator: Create Unique Identifiers for Your Needs
Generate Universally Unique Identifiers (UUIDs) for various applications. Create both version 1 (time-based) and version 4 (random) UUIDs for use in distributed systems, databases, and more.
Everyday Life
Advanced Calendar Calculator for Date Arithmetic and Planning
Add or subtract time from a date using different units - years, months, weeks, and days. Useful for project planning, scheduling, and various time-based calculations.
Age Calculator: Discover Your Exact Age in Days Today
Calculate your age accurately by a set date with our easy-to-use age calculator tool. Answer the question, 'How many days old am I?' instantly! Try it now and discover your precise age in days.
Baby Name Generator with Categories - Find the Perfect Name
Generate baby names filtered by gender, origin, religious affiliation, theme, popularity, pronunciation ease, and age characteristics to find the perfect name for your child.
Calculate the Day of the Year and Remaining Days in 2023
Calculate the day of the year for any given date and determine the number of days remaining in the year. Useful for project planning, agriculture, astronomy, and various date-based calculations.
Calculate Working Days Between Two Dates for Planning Needs
Calculate the number of working days between two dates. Useful for project planning, payroll calculations, and deadline estimations in business and administrative contexts.
Days Calculator: Find Date Differences and Time Periods
Calculate the number of days between two dates or find a date after a specific time period. Useful for project planning, event scheduling, and financial calculations.
Easy Vacation Countdown Calculator for Your Next Trip
Keep track of how many days are left until your vacation starts. This easy-to-use calculator helps you count down the days to your next trip, building excitement and aiding in travel planning.
Total Hours Calculator for Project Management and Tracking
Calculate the total hours spent on a specific task over a given period. This tool is ideal for project management, time tracking, and productivity analysis.
Finance
Advanced Compound Interest Calculator for Investments and Loans
Calculate the final amount of an investment or loan using compound interest. Input the principal, interest rate, compounding frequency, and time period to determine the future value.
Calculate Service Uptime and Downtime for IT Operations
Calculate service uptime percentage based on downtime or determine allowable downtime from SLA. Essential for IT operations, service management, and SLA compliance monitoring.
Calculate Simple Interest for Loans and Investments Easily
Calculate the simple interest and total amount for investments or loans based on principal, interest rate, and time period. Ideal for basic financial calculations, savings estimates, and loan interest projections.
Comprehensive Mortgage Calculator for Home Buyers and Refinancing
Calculate mortgage repayment amounts, total interest paid, and outstanding balance based on principal, interest rate, loan term, and repayment frequency. Essential for home buyers, refinancing, and financial planning.
Comprehensive Retirement Calculator for Financial Planning
Calculate how many years you have until you can retire based on your age, life expectancy, savings rate, expected expenses, tax rate, inflation, current savings, investment returns, and pension income. Visualize how your revenue streams and capital change over time to plan your path to financial independence.
Health & Wellness
Baby Height Percentile Calculator | WHO Growth Standards
Calculate your baby's height percentile based on age, gender, and measured height. Compare your child's growth to WHO standards with our easy-to-use tool.
Baby Sleep Cycle Calculator by Age | Optimal Sleep Schedules
Calculate the ideal sleep schedule for your baby based on their age in months. Get personalized recommendations for naps, night sleep, and wake windows.
Baby Weight Percentile Calculator | Track Infant Growth
Calculate your baby's weight percentile based on age and gender using WHO growth standards. Input weight in kg or lb, age in weeks or months, and instantly see where your baby's growth falls on the standard chart.
BMI Calculator: Quickly Determine Your Body Mass Index
Use our free BMI (Body Mass Index) calculator to quickly determine your body mass index based on your height and weight. Understand your weight status and potential health risks.
Comprehensive Residency Calculator for Tax Planning Needs
Calculate the total number of days spent in different countries during a calendar year to determine potential tax residency. Add multiple date ranges for various countries, get suggested residency based on total days, and identify overlapping or missing date ranges.
Free PSA Percentage Calculator for Prostate Health
Calculate the percentage of free PSA relative to total PSA. Essential tool for prostate cancer risk assessment and monitoring prostate health.
Mexican Carbon Footprint Calculator | Estimate CO2 Emissions
Calculate your personal carbon footprint in Mexico. Estimate CO2 emissions from transportation, energy use, and food choices. Get tips to reduce your environmental impact.
Legal & Business
Argentina CUIT Generator & Validator for Testing Purposes
Generate valid Argentinian CUIT numbers (tax identification codes) and validate existing ones with this simple tool designed for testing scenarios. No complex features, just straightforward CUIT generation and validation.
Argentinian CBU Generator & Validator Tool | Banking Codes
Generate valid random CBU numbers and validate existing Argentinian bank account codes with this simple, user-friendly tool for testing and verification purposes.
Argentinian CUIT/CUIL Generator and Validator Tool
Generate valid Argentinian CUIT/CUIL numbers for testing or validate existing ones. Simple tool for developers working with Argentinian tax and labor identification numbers.
Brazilian CNPJ Generator and Validator Tool for Testing
Generate valid Brazilian CNPJ numbers and validate existing ones with this simple tool designed for developers and testers working with Brazilian business IDs.
CURP Generator Tool for Testing and Validation Purposes
Generate valid, random CURPs (Clave Única de Registro de Población) for testing purposes. This tool creates CURPs that comply with official Mexican format and validation rules, without using real personal information.
Federal Court Limitation Period Calculator | Legal Deadline Tool
Calculate limitation periods for Federal Court cases. Track legal deadlines for judicial reviews, immigration matters, and federal appeals with our easy-to-use calculator.
IBAN Generator and Validator Tool for Testing and Verification
Create random format-compliant IBANs or validate existing ones with our simple tool. Perfect for testing financial applications, banking software, and educational purposes.
Mexican CLABE Generator & Validator for Software Testing
Generate valid Mexican CLABE numbers for testing financial applications. Create single or multiple CLABEs with proper bank codes and check digits, or verify existing ones.
Mexican RFC Generator for Testing | Create Valid Tax ID Codes
Generate valid Mexican RFC (Tax ID) codes for software testing. Create RFCs for individuals or companies with proper formatting and validation. Specify quantity and copy to clipboard.
Random CPF Generator for Testing and Development Purposes
Generate valid, random CPF (Cadastro de Pessoas Físicas) numbers for testing purposes. This tool creates CPFs that comply with the official Brazilian format and validation rules, without using any real personal information.
Math & Geometry
Calculate Cone Volume: Full and Truncated Cone Tool
Calculate the volume of full cones and truncated cones. Essential for geometry, engineering, and various scientific applications involving conical shapes.
Calculate Slant Height of a Right Circular Cone Easily
Easily calculate the slant height, radius, or height of a right circular cone using our calculator. Perfect for geometry, engineering, architectural computations, and educational purposes.
Calculate the Height of a Cone with Radius and Slant Height
Quickly calculate the height of a cone given its radius and slant height. Essential for geometry, engineering, and practical applications involving conical shapes.
Calculate the Lateral Area of a Right Circular Cone
Calculate the lateral area of a right circular cone given its radius and height. Essential for geometry, engineering, and manufacturing applications involving conical shapes.
Circle Measurement Calculator: Radius, Diameter, Area & More
Calculate the radius, diameter, circumference, and area of a circle based on one known parameter with our Circle Measurements Calculator.
Circle Radius Calculator: Find Radius from Diameter & Area
Calculate the radius of a circle using the diameter, circumference, or area. Ideal for geometry calculations and understanding circle properties.
Comprehensive Surface Area Calculator for 3D Shapes
Calculate the surface area of various 3D shapes including spheres, cubes, cylinders, pyramids, cones, rectangular prisms, and triangular prisms. Essential for geometry, engineering, and scientific applications.
Cone Diameter Calculator: Find Diameter from Height or Radius
Calculate the diameter of a cone using either its height and slant height, or its radius. Essential for geometry, engineering, and various practical applications involving conical shapes.
Explore Conic Sections with Our Advanced Calculator Tool
Just by cutting a cone with a plane, you can get many interesting curves, the conic sections! Try our conic section calculator to know the types of conic sections and how to calculate their eccentricity, and much more!
Quadratic Equation Solver: Find Roots of ax² + bx + c = 0
Web-based calculator for solving quadratic equations. Enter coefficients a, b, and c to find real or complex roots. Features error handling and clear result display.
Right Circular Cone Calculator: Area and Volume Solutions
Calculate the total surface area, volume, lateral surface area, and base area of a right circular cone.
Simple Trigonometric Function Grapher: Visualize Sin, Cos & Tan
Easily visualize sine, cosine, and tangent functions with adjustable amplitude, frequency, and phase shift parameters in this interactive grapher.
Wetted Perimeter Calculation Tool for Channel Shapes
Calculate the wetted perimeter for various channel shapes including trapezoids, rectangles/squares, and circular pipes. Essential for hydraulic engineering and fluid mechanics applications.
Other Tools
Acres Per Hour Calculator: Field Coverage Rate Estimator
Calculate acres per hour, time needed, or total acreage for agricultural operations. Plan field work efficiently with this easy-to-use farm coverage calculator.
Agricultural Corn Yield Estimator | Calculate Bushels Per Acre
Calculate estimated corn yield based on field size, kernels per ear, and ears per acre. Get accurate bushel estimates for your cornfield with this simple calculator.
Animal Mortality Rate Calculator: Estimate Survival Probability
Calculate estimated annual mortality rates for various animals based on species, age, and living conditions. A simple tool for pet owners, veterinarians, and wildlife managers.
Basal Area Calculator for Forest Trees: DBH to Area Conversion
Calculate the basal area of trees in a forest plot by entering diameter at breast height (DBH). Essential for forest inventory, management, and ecological research.
Bird Age Calculator: Estimate Your Pet Bird's Age
Calculate your bird's age based on species and physical characteristics. Get estimates for parrots, canaries, budgerigars, finches, and cockatiels with our simple tool.
Bovine Pregnancy Calculator: Track Cow Gestation & Calving Dates
Calculate expected calving dates based on cow insemination dates using the standard 283-day gestation period. Includes pregnancy timeline visualization and calving preparation reminders for livestock farmers.
Business Vehicle Lease vs. Buy Calculator | Tax Comparison Tool
Compare the costs of leasing versus buying a business vehicle with our calculator that factors in purchase price, interest rates, provincial tax implications, and business structure.
Canadian Business Salary vs Dividend Tax Calculator
Compare tax implications of salary versus dividend compensation for Canadian business owners. Optimize your income strategy based on provincial tax rates, CPP contributions, and RRSP considerations.
Canine Age Converter: Convert Human Years to Dog Years
Convert your dog's age from human years to dog years with our simple Canine Age Converter. Input your dog's age in human years and get the equivalent in dog years instantly.
Canine Cycle Tracker: Dog Heat Prediction & Tracking App
Track your female dog's past heat cycles and predict future ones with this simple, user-friendly app designed for dog owners and breeders.
Canine Health Index Calculator: Check Your Dog's BMI
Calculate your dog's Body Mass Index (BMI) by entering weight and height measurements. Instantly determine if your dog is underweight, healthy, overweight, or obese with our easy-to-use tool.
Canine Hydration Monitor: Calculate Your Dog's Water Needs
Calculate the optimal daily water intake for your dog based on weight, age, activity level, and weather conditions to ensure proper hydration.
Canine Lifespan Estimator: Calculate Your Dog's Life Expectancy
Estimate how long your dog will live based on breed, size, and health status. Get personalized lifespan predictions for over 20 popular dog breeds.
Canine Nutrient Estimator: Calculate Your Dog's Nutrition Needs
Calculate your dog's daily nutritional requirements based on age, weight, breed size, activity level, and health status. Get personalized recommendations for calories, proteins, fats, carbohydrates, vitamins, and minerals.
Canine Onion Toxicity Calculator: Is Onion Dangerous for Dogs?
Calculate if onions are toxic to your dog based on weight and amount consumed. Get instant toxicity level assessment to determine if veterinary care is needed.
Canine Raisin Toxicity Calculator - Check Your Dog's Risk Level
Calculate the potential toxicity risk when your dog consumes raisins or grapes. Input your dog's weight and the amount ingested to determine emergency action needed.
Canine Raw Food Portion Calculator | Dog Raw Diet Planner
Calculate the perfect daily raw food amount for your dog based on weight, age, activity level, and body condition. Get personalized feeding recommendations for puppies, adults, and senior dogs.
Canine Well-being Index: Assess Your Dog's Health & Happiness
Calculate your dog's overall wellbeing score based on health indicators, diet, exercise, and behavior patterns. Get personalized recommendations to improve your pet's quality of life with this easy-to-use assessment tool.
Cat Age Calculator: Convert Cat Years to Human Years
Calculate your cat's age in human years with our easy-to-use feline age converter. Enter your cat's age to see the equivalent human age using the veterinary-approved formula.
Cat Benadryl Dosage Calculator: Safe Medication for Felines
Calculate the correct Benadryl (diphenhydramine) dosage for your cat based on weight. Uses the standard veterinary guideline of 1mg per pound of body weight for safe and effective dosing.
Cat Cephalexin Dosage Calculator | Feline Antibiotic Dosing
Calculate the correct cephalexin dosage for your cat based on weight in pounds or kilograms. Get accurate antibiotic dosing recommendations for feline bacterial infections.
Cat Chocolate Toxicity Calculator: Is Chocolate Dangerous?
Quickly estimate toxicity levels when your cat consumes chocolate. Input chocolate type, amount eaten, and cat's weight to determine risk level and necessary actions.
Cat Fish Oil Dosage Calculator: Personalized Supplement Guide
Calculate the optimal fish oil dosage for your cat based on weight, age, and health status. Get personalized recommendations to improve your cat's skin, coat, joints, and overall health.
Cat Growth Predictor: Estimate Your Kitten's Adult Size & Weight
Predict how big your cat will grow based on breed, age, weight, and gender. Get accurate estimates of your kitten's adult size with our easy-to-use calculator and growth chart.
Cat Metacam Dosage Calculator | Feline Meloxicam Dosing Tool
Calculate the correct Metacam (meloxicam) dosage for your cat based on weight. Get precise measurements in mg and ml for safe and effective pain relief.
Cat Pregnancy Calculator: Track Feline Gestation Period
Calculate your cat's due date based on mating date with our feline gestation period tracker. Get accurate 63-65 day pregnancy timeline estimates.
Cell Dilution Calculator for Laboratory Sample Preparation
Calculate precise volumes needed for cell dilutions in laboratory settings. Input initial concentration, target concentration, and total volume to determine cell suspension and diluent volumes.
Cell Doubling Time Calculator: Measure Cell Growth Rate
Calculate the time required for cells to double in number based on initial count, final count, and elapsed time. Essential for microbiology, cell culture, and biological research.
Chemical Bond Order Calculator for Molecular Structure Analysis
Calculate the bond order of chemical compounds by entering molecular formulas. Understand bond strength, stability, and molecular structure with instant results for common molecules and compounds.
Chemical Compound Formula to Name Converter | Identify Compounds
Convert chemical formulas to compound names instantly. Enter formulas like H2O, NaCl, or CO2 to get their scientific names with our free chemistry tool.
CO2 Grow Room Calculator: Optimize Plant Growth with Precision
Calculate the optimal CO2 requirements for your indoor grow room based on dimensions, plant type, and growth stage. Enhance plant growth and yields with precise CO2 supplementation.
Code Formatter: Beautify & Format Code in Multiple Languages
Format and beautify code with a single click. This tool supports multiple programming languages including JavaScript, Python, HTML, CSS, Java, C/C++, and more. Simply paste your code, select a language, and get properly formatted results instantly.
Compost Calculator: Find Your Perfect Organic Material Mix Ratio
Calculate the optimal mix of organic materials for your compost pile. Input your available materials (vegetable scraps, leaves, grass clippings) and get personalized recommendations for the ideal carbon-to-nitrogen ratio and moisture content.
Daily Light Integral Calculator for Plant Growth & Gardening
Calculate the Daily Light Integral (DLI) for any location to determine optimal light conditions for your plants. Essential for gardeners, horticulturists, and indoor growers.
Dihybrid Cross Solver: Genetics Punnett Square Calculator
Calculate genetic inheritance patterns for two traits with our dihybrid cross Punnett square calculator. Input parent genotypes to visualize offspring combinations and phenotype ratios.
DNA Annealing Temperature Calculator for PCR Primer Design
Calculate optimal annealing temperatures for DNA primers based on sequence length and GC content. Essential for PCR optimization and successful amplification.
DNA Concentration Calculator: Convert A260 to ng/μL
Calculate DNA concentration from absorbance readings (A260) with adjustable dilution factors. Essential tool for molecular biology labs and genetic research.
DNA Ligation Calculator for Molecular Cloning Experiments
Calculate optimal volumes for DNA ligation reactions by entering vector and insert concentrations, lengths, and molar ratios. Essential tool for molecular biology and genetic engineering.
Dog Benadryl Dosage Calculator - Safe Medication Amounts
Calculate the correct Benadryl (diphenhydramine) dosage for your dog based on weight in pounds or kilograms. Get accurate, veterinarian-approved dosing recommendations.
Dog Cephalexin Dosage Calculator: Antibiotic Dose by Weight
Calculate the correct Cephalexin dosage for your dog based on weight. Get accurate antibiotic dosing recommendations following standard veterinary guidelines.
Dog Chocolate Toxicity Calculator | Pet Emergency Assessment
Calculate the toxicity level when your dog eats chocolate. Input your dog's weight, chocolate type, and amount consumed for an immediate assessment of potential danger.
Dog Food Portion Calculator: Find the Perfect Feeding Amount
Calculate the ideal daily food portion for your dog based on weight, age, activity level, and health status. Get personalized recommendations in cups and grams.
Dog Harness Size Calculator: Find the Perfect Fit for Your Dog
Calculate the ideal harness size for your dog based on weight, chest girth, and neck measurements. Get accurate sizing recommendations for a comfortable, secure fit.
Dog Metacam Dosage Calculator | Safe Medication Measurement
Calculate the correct Metacam (meloxicam) dosage for your dog based on weight in pounds or kilograms. Get precise measurements for safe, effective pain relief.
Dog Ownership Cost Calculator: Estimate Your Pet's Expenses
Calculate the total cost of owning a dog by entering expenses for food, grooming, veterinary care, toys, and insurance. Plan your pet budget with monthly and annual cost breakdowns.
Dog Pregnancy Due Date Calculator | Canine Gestation Estimator
Calculate your dog's pregnancy due date based on the mating date. Our canine gestation estimator provides an accurate timeline for the 63-day pregnancy period.
Elemental Calculator: Find Atomic Weights by Atomic Number
Calculate the atomic weight of any element by entering its atomic number. Simple tool for chemistry students, teachers, and professionals.
Elemental Mass Calculator: Find Atomic Weights of Elements
Calculate atomic mass values for chemical elements by entering element names or symbols. Get accurate atomic weights instantly for chemistry calculations and education.
Emotional Capsule Selection Tool for Personal Wellbeing
Select a personalized emotional capsule based on your specific purpose such as healing, gratitude, expansion, release, joy, or balance to support your emotional wellbeing.
Emotional Capsules and Aromatherapy Guide: Find Your Perfect Scent
Discover personalized aroma recommendations based on your emotional state. Select from different emotional capsules like reunion, purpose, or tranquility to find the perfect essential oil for your needs.
Emotional Tag Generator: Create Symbolic Labels for Your Feelings
Generate unique symbolic tags to classify and organize your emotions and moods. This simple tool creates personalized 'emotional capsules' like #LegadoVivo or #RaízOrbital based on your emotional descriptions, with a minimalist interface and no complex setup required.
Equine Pregnancy Timeline Tracker: Calculate Mare Foaling Dates
Track your mare's pregnancy by entering the breeding date to calculate the expected foaling date based on the average 340-day equine gestation period. Includes a visual timeline to monitor pregnancy milestones.
Equine Weight Estimator: Calculate Your Horse's Weight Accurately
Calculate your horse's estimated weight using heart girth and body length measurements. Get results in pounds and kilograms for medication dosing, nutrition planning, and health monitoring.
Feed Conversion Ratio Calculator for Livestock Efficiency
Calculate feed conversion ratio (FCR) by entering feed consumed and weight gain values. Optimize livestock production efficiency and reduce costs.
Feline Calorie Tracker: Calculate Your Cat's Daily Calorie Needs
Calculate your cat's optimal daily calorie requirements based on weight, age, activity level, and health conditions. Get personalized feeding recommendations for your feline friend.
Feline Well-being Index: Track & Monitor Your Cat's Health
Monitor your cat's health with our easy-to-use wellbeing tracker. Input daily behaviors, feeding habits, and health indicators to generate a comprehensive wellbeing score for your feline companion.
Fertilizer Calculator for Crop Land Area | Agriculture Tool
Calculate the exact amount of fertilizer needed for your crops based on land area and crop type. Simple, accurate recommendations for farmers and gardeners.
Garden Layout Planner: Calculate Optimal Plant Spacing
Plan your garden efficiently with our interactive tool that calculates optimal spacing between plants based on plant type, growth habits, sun exposure, and soil conditions.
Genetic Variation Tracker: Calculate Allele Frequencies in Populations
Calculate the frequency of specific alleles (gene variants) within a population by entering the total number of individuals and instances of the allele. Essential for population genetics, evolutionary biology, and genetic diversity studies.
Genomic Replication Estimator | DNA Copy Number Calculator
Calculate DNA copy numbers by entering sequence data, target sequence, concentration, and volume. Simple, accurate genomic replication estimation without complex configurations or API integrations.
Goat Gestation Calculator: Predict Kidding Dates Accurately
Calculate your goat's expected kidding date based on the breeding date using the standard 150-day goat gestation period. Essential for planning and preparing for the arrival of newborn kids.
Grain Bin Capacity Calculator: Volume in Bushels & Cubic Feet
Calculate the storage capacity of cylindrical grain bins by entering diameter and height. Get instant results in bushels and cubic feet for farm planning and grain management.
Grain Conversion Calculator: Bushels, Pounds, and Kilograms
Convert between grain units including bushels, pounds, and kilograms with this easy-to-use calculator. Perfect for farmers, grain traders, and agricultural professionals.
Grass Seed Calculator: Find Exact Seed Amounts for Your Lawn
Calculate precisely how much grass seed you need based on your lawn area and grass type. Works with both metric and imperial measurements for all common grass varieties.
Growing Degree Units Calculator for Crop Development
Calculate Growing Degree Units (GDU) based on daily maximum and minimum temperatures to track and predict crop growth stages in agriculture.
Guinea Pig Gestation Calculator: Track Your Cavy's Pregnancy
Calculate your guinea pig's due date with our gestation tracker. Enter the mating date to get expected birth date and countdown for your pregnant cavy.
Hamster Lifespan Tracker: Calculate Your Pet's Age in Detail
Enter your hamster's birth date to automatically calculate and display their exact age in years, months, and days. Track your pet's life stages with our simple, user-friendly tool.
JSON Structure-Preserving Translator for Multilingual Content
Translate JSON content while maintaining structure integrity. Handles nested objects, arrays, and preserves data types for seamless i18n implementation.
Lawn Mowing Cost Calculator: Estimate Lawn Care Service Prices
Calculate the cost of lawn mowing services based on lawn size, rate per area, and additional services like edging and debris removal. Get instant price estimates for residential and commercial lawn care.
Livestock Density Calculator: Optimize Farm Stocking Rates
Calculate the optimal number of cattle or other livestock per acre with our simple Livestock Density Calculator. Enter your total acreage and animal count to determine stocking density.
Llama Calculator: Simple Math Operations with a Fun Theme
Perform basic arithmetic calculations including addition, subtraction, multiplication, and division with this user-friendly, llama-themed calculator. Perfect for everyday math needs.
Logarithm Simplifier: Transform Complex Expressions Instantly
Simplify logarithmic expressions with this easy-to-use mobile app. Enter expressions with any base and get step-by-step simplifications using product, quotient, and power rules.
MLVSS Calculator for Wastewater Treatment Process Control
Calculate Mixed Liquor Volatile Suspended Solids (MLVSS) for wastewater treatment plants using TSS and VSS percentage or FSS methods. Essential for activated sludge process monitoring and control.
Mulch Calculator: Find Exactly How Much Mulch Your Garden Needs
Calculate the precise amount of mulch required for your garden or landscaping project. Enter dimensions and get results in cubic yards.
Omega-3 Dosage Calculator for Dogs | Pet Supplement Guide
Calculate the optimal omega-3 supplement dosage for your dog based on weight and current dietary intake. Get personalized recommendations for your canine's health.
Pet Sitter Fee Estimator: Calculate Pet Care Service Costs
Calculate the cost of pet sitting services based on pet type, number of pets, duration, and additional services like walking, grooming, and medication administration.
Plant Bulb Spacing Calculator: Optimize Garden Layout & Growth
Calculate the optimal spacing between plant bulbs for healthy growth. Input bulb type, quantity, and garden dimensions to get recommended layouts in both metric and imperial units.
Plant Population Estimator | Calculate Plants in an Area
Calculate the total number of plants in a defined area based on dimensions and plant density. Perfect for garden planning, crop management, and agricultural research.
Potting Soil Calculator: Estimate Container Garden Soil Needs
Calculate the exact amount of potting soil needed for any container by entering dimensions. Get results in cubic inches, feet, gallons, quarts, or liters.
Protein Concentration Calculator: Convert Absorbance to mg/mL
Calculate protein concentration from spectrophotometer absorbance readings using Beer-Lambert law. Supports BSA, IgG, and custom proteins with adjustable parameters.
Protein Molecular Weight Calculator for Amino Acid Sequences
Calculate the molecular weight of proteins based on amino acid sequences. Enter your protein sequence using standard one-letter codes to get accurate molecular weight in Daltons.
Punnett Square Solver: Predict Genetic Inheritance Patterns
Calculate genotype and phenotype combinations in genetic crosses with this simple Punnett square generator. Enter parent genotypes to visualize inheritance patterns.
Puppy Adult Size Predictor: Estimate Your Dog's Full-Grown Weight
Predict how big your puppy will be as an adult by entering their breed, age, and current weight. Get accurate estimates of your dog's full-grown size with our easy-to-use calculator.
qPCR Efficiency Calculator: Analyze Standard Curves & Amplification
Calculate PCR efficiency from Ct values and dilution factors. Analyze standard curves, determine amplification efficiency, and validate your quantitative PCR experiments.
Rabbit Color Predictor: Forecast Baby Rabbit Fur Colors
Predict the possible fur colors of baby rabbits based on their parents' colors. Select parent rabbit colors to see potential offspring combinations with probability percentages.
Rabbit Gestation Calculator | Predict Rabbit Birth Dates
Calculate when your rabbit will give birth by entering the breeding date. Our free calculator predicts rabbit kindling dates based on the 31-day gestation period.
Rabbit Habitat Size Calculator: Find the Perfect Cage Dimensions
Calculate the ideal habitat size for your rabbit based on breed, age, and weight. Get personalized cage dimensions to ensure your bunny has enough space for optimal health and happiness.
Rat Cage Size Calculator: Find the Perfect Home for Your Rats
Calculate the minimum cage size and floor space needed for your pet rats based on expert guidelines. Get instant recommendations for proper rat housing.
Sheep Pregnancy Calculator: Predict Accurate Lambing Dates
Calculate when your sheep will give birth by entering the breeding date. Based on the standard 152-day gestation period, get an accurate lambing date prediction.
Sod Area Calculator: Measure Lawn Size for Turf Installation
Calculate the exact amount of sod needed for your lawn by entering length and width measurements in feet or meters. Perfect for homeowners and landscapers planning turf installation projects.
Swine Gestation Calculator: Predict Pig Farrowing Dates
Calculate the expected farrowing date for pigs based on the breeding date using the standard 114-day gestation period. Essential tool for pig farmers, veterinarians, and swine production managers.
Symbolic Phrase Generator: Create Meaningful Emotional Expressions
Generate beautiful symbolic phrases based on emotional themes: Gratitude, Tribute, Lineage, and Purpose. Find the perfect words to express deep feelings through metaphorical language.
Time Interval Calculator: Find Time Between Two Dates
Calculate the exact time difference between any two dates and times. Get results in seconds, minutes, hours, and days with this simple time interval calculator.
Tree Age Calculator: Estimate How Old Your Trees Are
Calculate the approximate age of trees based on species and trunk circumference. Simple, accurate tree age estimation using growth rate data for common tree species.
Tree Leaf Count Estimator: Calculate Leaves by Species & Size
Estimate the number of leaves on a tree based on species, age, and height. This simple tool uses scientific formulas to provide approximate leaf counts for various tree types.
Tree Spacing Calculator: Optimal Distance for Healthy Growth
Calculate the recommended spacing between trees based on species and size. Get precise measurements to ensure proper growth, canopy development, and root health for your landscape or orchard.
Trihybrid Cross Calculator & Punnett Square Generator
Generate complete Punnett squares for trihybrid crosses. Calculate and visualize inheritance patterns for three gene pairs with phenotypic ratios.
Turtle Habitat Dimension Calculator | Optimal Tank Size Guide
Calculate the ideal tank dimensions for your turtle based on species, age, and size. Get customized recommendations for length, width, and water depth for a healthy habitat.
Vegetable Seed Calculator for Garden Planning and Planting
Calculate the exact number of seeds needed for your vegetable garden based on garden dimensions and vegetable types. Plan efficiently, reduce waste, and optimize your garden space.
Vegetable Yield Estimator: Calculate Your Garden's Harvest
Estimate how much produce your garden will yield based on vegetable type, garden area, and number of plants. Plan your garden space and predict your harvest with this simple calculator.
Water Potential Calculator: Solute & Pressure Potential Analysis
Calculate water potential in plants and cells by combining solute potential and pressure potential values. Essential for plant physiology, biology research, and agricultural studies.
Water Soluble Fertilizer Calculator for Optimal Plant Nutrition
Calculate the perfect amount of water-soluble fertilizer for your plants based on plant type, size, and pot volume. Get precise measurements in grams and teaspoons for healthier plants.
Random Generators
Phone Number Generator and Validator for Multiple Countries
Generate random phone numbers in international or local format with country code and region selection. Create mobile or landline numbers with proper formatting for testing and development.
Random Location Generator: Global Coordinate Creator
Generate random geographic coordinates with a visual map representation. Features include a Generate button, decimal format display, and easy copying.
Random Project Name Generator
Generate unique and creative project names for developers by combining random adjectives and nouns. Features a simple interface with a 'Generate' button and a 'Copy' button for easy clipboard access.
Specialty Tools
Cat Fur Pattern Tracker: Digital Catalog for Feline Coats
Create and manage a digital catalog of cat fur patterns with features for adding, categorizing, searching, and viewing detailed information and images. Ideal for cat enthusiasts, breeders, and veterinarians.
Constellation Viewer: Interactive Night Sky Map Generator
Generate an interactive SVG night sky map showing visible constellations based on date, time, and location. Features auto-detect or manual coordinate input, constellation names, star positions, and horizon line.
Statistics & Analysis
A/B Test Significance Calculator for Quick Results
Determine the statistical significance of your A/B tests effortlessly with our quick and reliable calculator. Get instant results to make data-driven decisions for your digital marketing, product development, and user experience optimization. Perfect for websites, emails, and mobile apps.
Advanced Binomial Distribution Probability Calculator Tool
Calculate and visualize binomial distribution probabilities based on user-provided parameters. Essential for statistics, probability theory, and data science applications.
Advanced Laplace Distribution Calculator for Data Analysis
Calculate and visualize the Laplace distribution based on user-provided location and scale parameters. Ideal for probability analysis, statistical modeling, and data science applications.
Advanced Poisson Distribution Probability Calculator Tool
Calculate and visualize Poisson distribution probabilities based on user-given parameters. Essential for probability theory, statistics, and various applications in science, engineering, and business.
Advanced Z-Score Calculator for Statistical Analysis and Data
Calculate the z-score (standard score) for any data point, determining its position relative to the mean using the standard deviation. Ideal for statistical analysis and data standardization.
Calculate Raw Scores from Mean, SD, and Z-Score Easily
Determine the original data point from the mean value, standard deviation, and z-score.
Comprehensive Altman Z-Score Calculator for Credit Risk
This Altman Z-score calculator helps you assess a company's credit risk by calculating the Altman Z-Score.
Comprehensive Critical Value Calculator for Statistical Tests
Find one-tailed and two-tailed critical values for the most widespread statistical tests, including Z-test, t-test, and Chi-squared test. Ideal for statistical hypothesis testing and research analysis.
Comprehensive T-Test Calculator for Statistical Analysis
Perform all kinds of t-tests: one-sample, two-sample, and paired t-tests. This calculator allows you to conduct statistical hypothesis testing for means, aiding in data analysis and interpretation of results.
Confidence Interval to Standard Deviations Converter
Convert confidence interval percentages to corresponding standard deviations. Essential for statistical analysis, hypothesis testing, and interpreting research results.
Easy Z-Test Calculator for One-Sample Statistical Analysis
Learn about and perform one-sample Z-tests with our easy-to-use calculator. Ideal for students, researchers, and professionals in statistics, data science, and various scientific fields.
Gamma Distribution Calculator for Statistical Analysis Tools
Calculate and visualize the gamma distribution based on user-provided shape and scale parameters. Essential for statistical analysis, probability theory, and various scientific applications.
Interactive Box Plot Calculator for Data Visualization
Generate a visual analysis of your dataset using a box-and-whisker plot. This tool calculates and displays key statistical measures including quartiles, median, and outliers.
Six Sigma Calculator: Measure Your Process Quality
Calculate the sigma level, DPMO, and yield of your process using this Six Sigma calculator. Essential for quality management and process improvement initiatives.
Standard Deviation Index Calculator for Statistical Analysis
Calculate the Standard Deviation Index (SDI) to assess the accuracy of test results relative to a control mean. Essential for statistical analysis and laboratory quality control.
Wetted Perimeter Calculator for Various Channel Shapes
Calculate the wetted perimeter for various channel shapes including trapezoids, rectangles/squares, and circular pipes. Essential for hydraulic engineering and fluid mechanics applications.