Tools
Free converters and date utilities — fast, ad-free, and entirely in your browser.
Utilities & Converters
Date Calculator
Calculate date differences, add durations, count business days.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Length Converter
Convert between meters, feet, miles, and other length units.
Weight Converter
Convert between kilograms, pounds, ounces, and more.
Volume Converter
Convert between liters, gallons, cubic meters, and more.
Area Converter
Convert between square meters, acres, hectares, and more.
Speed Converter
Convert between m/s, km/h, mph, and other speed units.