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About
This free unit converter offers over 40 categories and 200+ currencies with live exchange rates. It features batch conversion, offline functionality, and a user-friendly interface with dark mode. All features are permanently free with no sign-up or data collection.
What's New in Unit Converter
1.8
July 26, 2026
Added rating prompt — if you love CM, please leave us a review!
Subscriptions & In-App Purchases
$2.99
Unit Conversion Standard Version
Unlock VIP class common conversions.
User reviews
Developer apps
FAQ
What units can Unit Converter convert?
Unit Converter supports over 40 categories, including currency, length, weight, volume, temperature, speed, time, pressure, energy, power, data storage, and more. All categories are available for free.
Does Unit Converter have ads?
No, Unit Converter is completely ad-free. The app is designed to be a seamless experience without any advertisements interrupting your conversions.
Can I use Unit Converter offline?
Yes, Unit Converter is 100% offline, except for live currency exchange rates which require an internet connection. You can perform most conversions without needing to be online.
How often are currency exchange rates updated?
Currency exchange rates are updated hourly, providing you with the most current information for your financial conversions. The app offers over 200 currencies with live rates.
Is there a cost to use all features in Unit Converter?
No, all 40 categories and over 200 currencies are permanently free with no paywalls or hidden costs. The app is designed to offer all its functionality without charge.
What devices does Unit Converter support?
Unit Converter is available on iPhone, iPad, and iPod. It is designed to work across various Apple devices.
Does Unit Converter collect user data?
No, Unit Converter explicitly states that it does not collect any user data, require sign-up, or track your activity. Your conversion data remains on your device.
When was Unit Converter last updated?
The latest version of Unit Converter, v1.8, was last updated on July 26, 2026. This indicates recent development and maintenance of the application.




