Tools
Free converters, date utilities, and rate data — fast and ad-free. The converters and date tools run entirely in your browser; mortgage rates are the one exception, sourced live from a public government data feed.
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.
Today's Mortgage Rates
Current average 30-year and 15-year fixed mortgage rates from Freddie Mac's Primary Mortgage Market Survey (via FRED), updated weekly.