Unit Conversion. Simplified.
Rosetta is a simple to use and wonderfully powerful unit conversion tool designed to run great on all Apple platforms. You can easily convert between a myriad of units including temperature, angle, area, volume, frequency, time, and much more. Each with their own specially crafted conversion interface.
Coming this fall
A versatile selection.
Rosetta can covert…
Length
Area
Volume
Mass
Pressure
Angle
Temperature
Time
Frequency
Speed
Energy
Data transfer
Fuel Economy
And much more…
Rosetta has an ever-growing library of conversion options, and we are committed to ensuring conversion accuracy. All conversions are done offline on-device to preserve your privacy.
Feels right at home.
tvOS
iOS
macOS
iPadOS
watchOS
visionOS
Lots to love, coming soon.
Rosetta launches this fall, stay tuned for updates.
Rosetta is designed to look and feel great on every Apple platform it runs on. In fact, Rosetta runs on every Apple platform. Whether it’s iOS, iPadOS, macOS, tvOS, visionOS, or even watchOS, Rosetta has a hand crafted interface that perfectly matches whichever platform you decide to use.