Converter Tools
A collection of free online conversion utilities. All processing is done locally in your browser.
Unit Converter
Convert between various units of measurement
Color Converter
Convert between HEX, RGB, HSL color formats
Number Base Converter
Convert between binary, octal, decimal, hexadecimal
Timestamp Converter
Convert Unix timestamps to human-readable dates
Markdown to HTML
Convert Markdown text to HTML
Data Size Converter
Convert between bytes, KB, MB, GB, TB
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin
Aspect Ratio Calculator
Calculate and resize with aspect ratios
Percentage Calculator
Calculate percentages and changes
Speed Converter
Convert between km/h, mph, knots, Mach
Length Converter
Convert between metric and imperial length
Weight Converter
Convert between kg, pounds, ounces, tons
Time Converter
Convert time units and timezones