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Cardabase

Lightweight digital wallet to securely scan, store, and manage loyalty cards off
Ditch the plastic and declutter your wallet with Cardabase, a lightweight, secure, and open-source digital wallet for all your loyalty cards, tickets, and barcodes.

Built with privacy and simplicity in mind, Cardabase is entirely offline-first. Your personal data, card numbers, and scanned images never leave your device.

Key Features:
• 100% Offline & Private: No tracking, no data collection, and no internet connection required to manage your cards.
• Fast Barcode Scanning: Easily scan physical cards using your device's camera or import them from images.
• Encrypted Storage: Protect your sensitive cards and data with password-secured local encryption.
• Screen Brightness Control: Automatically adjusts your screen brightness when displaying a card for seamless scanning at checkout counters.
• Import & Export: Take full control of your data with easy backup and restore options.
• Modern, Lightweight UI: Fast, clean design optimized for daily use without bloat.

Cardabase is fully open-source (MIT License). Code and contributions are welcome on GitHub.
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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.

Download F-Droid
  • Version 1.9.0 (2403) suggested Added on Aug 11, 2026

    arm64-v8a

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 21 MiB PGP Signature | Build Log

  • Version 1.9.0 (2402) - Added on Aug 11, 2026

    armeabi-v7a

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 20 MiB PGP Signature | Build Log

  • Version 1.9.0 (2401) - Added on Aug 11, 2026

    x86_64

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 23 MiB PGP Signature | Build Log

  • Version 1.8.2 (2303) - Added on Jun 30, 2026

    arm64-v8a

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 22 MiB PGP Signature | Build Log

  • Version 1.8.2 (2302) - Added on Jun 30, 2026

    armeabi-v7a

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 20 MiB PGP Signature | Build Log

  • Version 1.8.2 (2301) - Added on Jun 30, 2026

    x86_64

    This version requires Android 7.1 or newer.

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

    Permissions
    • view network connections
      Allows the app to view information about network connections such as which networks exist and are connected.
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from your shared storage.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • use biometric hardware
      Allows the app to use biometric hardware for authentication
    • use fingerprint hardware
      Allows the app to use fingerprint hardware for authentication
    • 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 23 MiB PGP Signature | Build Log

  • Version 1.7.0 (2003) - Added on Jan 01, 2026

    arm64-v8a

    This version requires Android 7.1 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.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 20 MiB PGP Signature | Build Log

  • Version 1.7.0 (2002) - Added on Jan 01, 2026

    armeabi-v7a

    This version requires Android 7.1 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.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 18 MiB PGP Signature | Build Log

  • Version 1.7.0 (2001) - Added on Jan 01, 2026

    x86_64

    This version requires Android 7.1 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.
    • 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
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • read image files from shared storage
      Allows the app to read image files from your shared storage.
    • read user selected image and video files from shared storage
      Allows the app to read image and video files that you select from 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.
    • modify system settings
      Allows the app to modify the system's settings data. Malicious apps may corrupt your system's configuration.
    • com.georgeyt9769.cardabase.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 21 MiB PGP Signature | Build Log

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