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Language Dex

Create custom dictionaries and retain words with puzzles.
New in version 0.29.6
- Fixed tutorial text failing to load
- Fixed missing `:` after Longest Word in statistics
- Fixed Read tab treating known compound words as new words
- Fixed error from leaving recording without stopping it
- Adjusted padding for spelling in definition bubbles
Keep track of your growing vocabulary through custom dictionaries.

Every word is defined by you! Each definition can be adapted over time as your understanding improves.

Features:

  • Specify part of speech, definitions, examples, and pronunciation for every word.

  • Paste excerpts into the reader to see existing definitions and easily add new words.

  • Practice with puzzles that test your knowledge, spelling, and ability to recall words.

  • Specify your confidence level to affect how often a word appears in practice games.

  • View language stats and share with friends.


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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.

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  • Version 0.29.6 (58) suggested Added on Dec 01, 2025

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 7.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • change your audio settings
      Allows the app to modify global audio settings such as volume and which speaker is used for output.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • control vibration
      Allows the app to control the vibrator.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.arthurcose.languagedex.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 90 MiB PGP Signature | Build Log

  • Version 0.29.5 (57) - Added on Nov 23, 2025

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 7.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • change your audio settings
      Allows the app to modify global audio settings such as volume and which speaker is used for output.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • control vibration
      Allows the app to control the vibrator.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.arthurcose.languagedex.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 90 MiB PGP Signature | Build Log

  • Version 0.29.4 (56) - Added on Nov 22, 2025

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 7.0 or newer.

    It is built and signed by F-Droid, and guaranteed to correspond to this source tarball.

    Permissions
    • change your audio settings
      Allows the app to modify global audio settings such as volume and which speaker is used for output.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • control vibration
      Allows the app to control the vibrator.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • dev.arthurcose.languagedex.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 90 MiB PGP Signature | Build Log

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