Density Unit Converter

Density Unit Converter is a fast, private, simple way to convert anything: twenty categories, hundreds of units, and live world currencies. No account, no ads, no tracking.

CONVERT 20 CATEGORIES
Length, mass, area, volume, speed, temperature, time, angle, energy, power, pressure, force, torque, fuel economy, digital data, network speed, shoes, pants, tops, and currency.

LIVE CURRENCY, EVEN OFFLINE
Exchange rates for 150+ world currencies refresh once a day and are cached on your device, so conversions keep working with the last saved rates when you're offline. The rate date is always shown.

DRAG TO PICK
Spin the two wheels to choose your from and to units. Your most recent units float to the top.

SEARCH ANYTHING
Type "15 yards mm" or "km/h mph" and jump straight to the conversion.

BUILT-IN CALCULATOR
A keypad with +, −, ×, ÷ and =, so you can do the math and convert the result in one step.

PRIVATE BY DESIGN
No sign-in. No analytics. No ads. Your settings stay on your device. The only thing that ever leaves your phone is an anonymous request for public exchange rates.