All Tools & Calculators
Our complete collection of free, privacy-first online tools.
Unit Converters
Convert between different units of measurement for length, weight, temperature, and more.
Length Converter
Easily convert between different units of length including centimeters, inches, feet, meters, and miles.
CM to Inches
Convert Centimeters to Inches instantly.
Inches to CM
Convert Inches to Centimeters instantly.
CM to Feet
Convert Centimeters to Feet instantly.
Feet to CM
Convert Feet to Centimeters instantly.
KM to Miles
Convert Kilometers to Miles instantly.
Miles to KM
Convert Miles to Kilometers instantly.
KG to LBS
Convert Kilograms to Pounds instantly.
LBS to KG
Convert Pounds to Kilograms instantly.
Gram to Ounce
Convert Grams to Ounces instantly.
Ounce to Gram
Convert Ounces to Grams instantly.
Celsius to Fahrenheit
Convert Celsius to Fahrenheit instantly.
Fahrenheit to Celsius
Convert Fahrenheit to Celsius instantly.
Celsius to Kelvin
Convert Celsius to Kelvin instantly.
KM/H to MPH
Convert Kilometers per Hour to Miles per Hour.
Finance Calculators
Calculate loans, EMI, interest, taxes, and manage your financial planning.
EMI Calculator
Calculate your Equated Monthly Installment (EMI) for home loans, car loans, and personal loans.
Loan Calculator
Calculate monthly loan EMI and total cost with processing fees.
Mortgage Calculator
Evaluate housing home loans including down payments.
Simple Interest Calculator
Compute straight-line simple interest yields.
Compound Interest Calculator
Calculate wealth growth over time with compound frequencies.
GST Calculator
Add or reverse GST tax for goods and services.
VAT Calculator
Calculate Value Added Tax (VAT) additions and reversals.
Discount Calculator
Determine the final sale price after applying a percentage discount.
Profit Margin Calculator
Calculate gross profit, margins, and markup percentages.
Salary Hike Calculator
Determine your new salary after a percentage increase.
Tip & Split Calculator
Calculate the tip and split the bill evenly among friends.
Math Calculators
Perform mathematical operations including percentages, ratios, and fractions.
Percentage Calculator
Calculate percentages, increases, and decreases instantly.
Ratio Calculator
Simplify ratios and find decimal equivalents.
Fraction & Decimal Converter
Convert between fractions and decimals seamlessly.
Scientific Notation Converter
Convert standard numbers into scientific standard format.
Random Number Generator
Generate random numbers with custom min, max, quantity, and uniqueness.
Base Converter (Radix)
Simultaneously convert a number between Decimal, Binary, Hex, and Octal.
Text Tools
Format, modify, count, and manipulate text strings instantly.
Word Counter
Count the number of words, characters, sentences, and paragraphs in your text instantly.
Character Counter
Count characters, letters, and spaces in your text in real-time.
Uppercase to Lowercase
Convert ALL CAPS text into perfectly lowercased words instantly.
Lowercase to Uppercase
Transform your text to ALL CAPS for emphasis and headers.
Title Case Converter
Format your text into proper Title Case for essays and headlines.
Image Tools
Resize, compress, convert, and format images entirely in your browser.
JPG to PNG Converter
Convert JPEG images to PNG format directly in your browser without uploading to a server.
PNG to JPG Converter
Quickly flatten PNG images with transparency into standard JPG files.
Image Resizer
Change the pixel dimensions of any image rapidly in your browser.
Image Compressor
Dramatically reduce image file sizes without noticeable quality loss.
Image to Base64
Extract the raw Base64 Data URL sting directly from an image file for inline HTML usage.
Color Tools
Pick colors, convert formats (HEX/RGB), and find color inspiration.
Developer Tools
Format JSON, encode/decode Base64, and help with daily developer tasks.
JSON Formatter
Format, validate, prettify, and minify your JSON data quickly.
UUID v4 Generator
Generate cryptographically secure Version 4 UUIDs instantly.
Hash Generator
Generate SHA-1, SHA-256, and SHA-512 cryptographic hashes.
JWT Decoder
Decode JSON Web Tokens (JWT) perfectly securely.
Text Diff Checker
Compare two blocks of text side-by-side to highlight differences.
URL Encoder / Decoder
Safely encode URI components or decode gibberish URLs into readable strings.
CSS Gradient Generator
Visual UI to design beautiful backgrounds, outputting perfect CSS gradient code.
Base64 Encoder / Decoder
Encode plain text into Base64 format or decode it back instantly.
Date & Time Tools
Calculate age, date differences, durations, and manage time.
Age Calculator
Calculate your exact age in years, months, and days based on your date of birth.
Date Difference Calculator
Find the exact chronological difference in years, months, and days between two historical or future dates.
Days Between Dates
Calculate the total absolute number of days between two dates.
Time Duration Calculator
Calculate the exact hours, minutes, and seconds passed between two times.
Health Calculators
Calculate BMI, BMR, daily caloric needs, and physiological metrics.