Swift Units

Swift Units, a modern, distraction-free unit and currency converter.
Designed for clarity and speed — no ads, no clutter.

All Your Conversions in One Place

Switch effortlessly between categories:

Area — from mm² to acres and everything in between
Length & Distance — metric, imperial, and astronomical units
Mass & Weight — grams, pounds, tonnes, and even Earth mass
Speed — mph, km/h, knots, and the speed of light
Temperature — °C, °F, and Kelvin
Volume — litres, cups, gallons (UK & US)
Currency — Exchange rates from the European Central Bank updated daily, including EUR, USD, GBP, JPY, and 25+ more

Why Swift Units?

Simple, intuitive layout for quick results
Instant conversions as you type
Automatically updated currency rates daily from ECB
Supports metric, imperial, and scientific units
Optimized for iPhone, iPad, and Mac (Universal app)
100% private — no tracking, no ads, no in-app purchases

Precision. Speed. Simplicity.

Whether you’re working on a project, travelling abroad, or just curious — Swift Units makes conversions effortless.

Download Swift Units today and convert smarter.