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Flash Deck

A simple and easy to use flash card to help you study
New in version 2.2.0
Release 2.2.0+62

Features:
* Test session summary — see your total answers and elapsed time when you finish a test
* Cards rated "Again" are re-queued and asked again within the same session
* Per-deck due badges on the deck list, with a dedicated study-due flow for each deck
* Review response times are now recorded for better study analytics

Fixes:
* Fixed bottom action buttons overlapping on the deck selection screen
* App database is now included in Android Auto Backup and device transfer
A simple and easy to use flash card app to help you study smarter and learn faster!

Create & Manage

  • Easily add decks and flash cards

  • Reversible cards — swap question and answer during tests

  • Copy and move cards between decks

  • Save & Add Another button for quick consecutive card creation

  • Record voices and attach images for your cards



Study & Test

  • Test mode with shuffle and progress tracking

  • Test state persistence — resume your test after app restart

  • Flash bot to smartly suggest cards to test you based on your behavior



Reminders

  • Notification timer to periodically quiz you

  • Notification time window — set start and end times for reminders

  • Voice playback directly from notifications

  • Create shortcut to show random card from deck for casual study (Android 8+)



Import & Export

  • Easily export & share your decks to your friends

  • Import and export decks in Anki .apkg format (supports Basic cards with images and audio)



AI-Powered

  • Generate flash card decks from any topic using Google Gemini AI

  • Transform existing decks with AI — translate, expand, create harder questions, and more

  • AI model selection — choose from available Gemini models



Appearance

  • Support dark mode and light mode

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 2.2.0 (62) suggested Added on Sep 29, 2026

    This version requires Android 6.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • 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.
    • show notifications
      Allows the app to show notifications
    • 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.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • m.co.rh.id.a_flash_deck.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 7.7 MiB PGP Signature | Build Log

  • New in version 2.1.0
    Release 2.1.0+61

    Features:
    * New statistics page — review your study history with a 30-day activity chart, retention rate, grade breakdown, and a 14-day due forecast
    * Themed (monochrome) app icon on Android 13+

    Fixes:
    * Fixed deck import (.apkg / zip / json) failing for multi-line (pretty-printed) JSON files
  • Version 2.1.0 (61) - Added on Sep 22, 2026

    This version requires Android 6.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • 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.
    • show notifications
      Allows the app to show notifications
    • 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.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • m.co.rh.id.a_flash_deck.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 7.7 MiB PGP Signature | Build Log

  • New in version 2.0.0
    Release 2.0.0+60

    Features:
    * Spaced repetition study — grade your recall during tests (Again / Hard / Good / Easy) to schedule each card's next review automatically
    * New Study Due button showing how many cards are due or new across all decks
    * Suspend cards to set them aside; suspended cards are excluded from Study Due, tests, and flash bot suggestions

    Fixes:
    * Deck and card lists now refresh after importing decks (.apkg / zip / json)
    * Suspended cards are excluded from flash bot analysis and
  • Version 2.0.0 (60) - Added on Sep 11, 2026

    This version requires Android 6.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • 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.
    • show notifications
      Allows the app to show notifications
    • 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.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • m.co.rh.id.a_flash_deck.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 7.8 MiB PGP Signature | Build Log