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RTranslator

RTranslator is a free, open-source education app for Android. Open source real-time translation app for Android that runs locally. It has 10,492 GitHub stars and is released under the Apache-2.0 license, and you can install it from Google Play.

github.com/niedev/RTranslator (opens in a new tab)

Google Play (opens in a new tab)View on GitHub (opens in a new tab)

About RTranslator

RTranslator is an ( almost ) open-source, free, and offline real-time translation app for Android. Connect to someone who has the app, connect Bluetooth headphones, put the phone in your pocket and you can have a conversation as if the other person spoke your language.

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FAQ

RTranslator FAQ

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What is RTranslator?

RTranslator is a free, open-source education app for Android. Open source real-time translation app for Android that runs locally. It has 10,492 GitHub stars and is released under the Apache-2.0 license, and you can install it from Google Play.

Is RTranslator free and open source?

Yes. RTranslator's source code is public on GitHub under the Apache-2.0 license, which is OSI-approved or FSF-free.

How do I install RTranslator?

You can install RTranslator from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: 2.1.5).

Is RTranslator still maintained?

The repository's most recent commit was on Aug 26, 2026. appsgit only lists apps whose repository had a commit in the last six months.