Free Online Tools
Browser-based utility tools for developers and everyday tasks. No installs, no sign-ups.
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Unit Converters
Convert between different measurement units including temperature, length, weight, speed, volume, area, data storage, and pressure.
8 toolsText Tools
Transform and analyze text with word counting, case conversion, Lorem Ipsum generation, text reversal, and more.
8 toolsMath and Calculators
Perform common calculations including percentages, BMI, loans, tips, discounts, age, and number base conversions.
7 toolsDeveloper Tools
Format, encode, decode, and validate data with JSON, Base64, URL, HTML, regex, UUID, hash, and color tools.
8 toolsImage and Color Tools
Work with colors and images using a color picker, gradient generator, palette creator, Base64 converter, and aspect ratio calculator.
5 toolsDate and Time Tools
Convert timezones, work with Unix timestamps, calculate date differences, and use countdown timers and stopwatches.
5 toolsFeatured Tools
Temperature Converter
Convert between Celsius, Fahrenheit, Kelvin, and Rankine temperature scales.
Unit ConvertersWord Counter
Count words, sentences, paragraphs, and characters in any text.
Text ToolsPercentage Calculator
Calculate percentages, percentage changes, and percentage differences.
Math and CalculatorsJSON Formatter and Validator
Format, validate, and pretty-print JSON with syntax highlighting.
Developer ToolsUUID Generator
Generate random UUID v4 identifiers instantly with one click.
Developer ToolsColor Picker
Pick colors and get HEX, RGB, and HSL values simultaneously.
Image and Color ToolsTimezone Converter
Convert times between different timezones worldwide instantly.
Date and Time Tools