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Offline Translator

On-device translation of text, images and pdf/odt files, with TTS
New in version 0.6.3
Go to 'Manage languages' to download a faster OCR detection model (1MB)

- Implement experimental 'screen translation' mode
- Fix image handling for vertical Japanese text
- Keep screen on when camera is running
- Expose 'share' of documents into app (PDF, ODT, TXT, EPUB)
- Improve performance of live-camera mode, document translation
- Implement voice input (if you already have a keyboard or app that does dictation, this uses it)
- Fix PDF rendering for RTL scripts
A translator app that performs on-device translation of text, images and pdf/odt documents without sending your data to external servers.

Features:
• No internet required for translation once models are downloaded
• Image translation overlay that preserves original formatting (OCR)
• PDF/ODT file translation
• Text-to-speech (TTS) for most languages
• Automatic language detection
• Transliteration of non-latin script
• Quick translation of on-screen content via Accessibility service or Device Assistant role

Supports 50 languages:

- Albanian
- Arabic
- Azerbaijani
- Bengali
- Bosnian
- Bulgarian
- Catalan
- Chinese (简体)
- Chinese (繁體)
- Croatian
- Czech
- Danish
- Dutch
- English
- Estonian
- Finnish
- French
- German
- Greek
- Gujarati
- Hebrew
- Hindi
- Hungarian
- Icelandic
- Indonesian
- Italian
- Japanese
- Kannada
- Korean
- Latvian
- Lithuanian
- Malay
- Malayalam
- Norwegian
- Norwegian Bokmål
- Persian
- Polish
- Portuguese
- Romanian
- Russian
- Serbian
- Slovak
- Slovenian
- Spanish
- Swedish
- Tamil
- Telugu
- Thai
- Turkish
- Ukrainian
- Vietnamese

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid
  • Version 0.6.3 (212) suggested Added on Jun 14, 2026

    arm64-v8a

    This version requires Android 6.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "mediaProjection"
      Allows the app to make use of foreground services with the type "mediaProjection"
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • This app can appear on top of other apps
      This app can appear on top of other apps or other parts of the screen. This may interfere with normal app usage and change the way that other apps appear.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 48 MiB PGP Signature | Build Log

  • Version 0.6.3 (211) - Added on Jun 14, 2026

    armeabi-v7a

    This version requires Android 6.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "mediaProjection"
      Allows the app to make use of foreground services with the type "mediaProjection"
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • This app can appear on top of other apps
      This app can appear on top of other apps or other parts of the screen. This may interfere with normal app usage and change the way that other apps appear.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 40 MiB PGP Signature | Build Log

  • New in version 0.6.2
    - Fix image cropping crash
    - Fix for Android 6 crashing
    - Improve performance of live translation
    - Improve UI/UX for document translation
  • Version 0.6.2 (202) - Added on May 30, 2026

    arm64-v8a

    This version requires Android 6.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 47 MiB PGP Signature | Build Log

  • Version 0.6.2 (201) - Added on May 30, 2026

    armeabi-v7a

    This version requires Android 6.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 40 MiB PGP Signature | Build Log

  • New in version 0.6.1
    OCR:
    - Massively improved OCR capabilities; go to 'manage languages' to update the models
    - Implemented "live camera translation"
    - Add button to see original image after OCR

    Misc:
    - Sped up Kokoro TTS voices ~3x; download the faster Kokoro voice in 'manage languages'
    - Add a 'How to use' screen
    - Fix System TTS feature not respecting chosen voice/playback rate
  • Version 0.6.1 (192) - Added on May 27, 2026

    arm64-v8a

    This version requires Android 5.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 23 MiB PGP Signature | Build Log

  • Version 0.6.1 (191) - Added on May 27, 2026

    armeabi-v7a

    This version requires Android 5.0 or newer.

    It is built and signed by the original developer, and guaranteed to correspond to this source tarball.

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • android.permission.FLASHLIGHT
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "specialUse"
      Allows the app to make use of foreground services with the type "specialUse"
    • have full network access
      Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
    • android.permission.MANAGE_EXTERNAL_STORAGE
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • run at startup
      Allows the app to have itself started as soon as the system has finished booting. This can make it take longer to start the phone and allow the app to slow down the overall phone by always running.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.davidv.translator.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 22 MiB PGP Signature | Build Log