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Activity Trace

Search notifications, accessibility and files on-device.
New in version 0.9.0
Improvements:
- Statistics screen: bars and labels separated for clearer daily charts
- Daily statistic no longer shows zero-value entries
- Statistics view persists across app restarts
- Added project landing page with documentation and screenshots

Bug fixes:
- Duplicate captures are now prevented
- Fixed database schema migration (dedup index) that could cause crashes after upgrade
- Database corruption from key mismatch now triggers a safe reset instead of a crash
Search across notifications, accessibility and indexed files. Everything stays encrypted on-device with SQLCipher AES-256-CBC + Android Keystore. No AI, no cloud, no account, no internet permission.


  • Search notifications, accessibility and files

  • Prefix and wildcard matching

  • Search term highlighting in results

  • Statistics with timeline charts and breakdown by content type

  • System app blocking for unwanted sources

  • Full encryption at rest (SQLCipher + Android Keystore)

  • Zero network — no internet permission, no telemetry

  • Open source (GPL-3.0-only)


  • app screenshot
  • app screenshot
  • app screenshot
  • app screenshot
  • app screenshot

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 0.9.0 (11) suggested Added on Aug 14, 2026

    arm64-v8a

    This version requires Android 8.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • android.permission.READ_MEDIA_DOCUMENTS
    • 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.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • com.activitytrace.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 11 MiB PGP Signature | Build Log

    • New in version 0.8.0
    New features:
    - Statistics screen with summary cards, timeline charts, top apps, breakdown
    - Blocked system apps auto-configured on fresh install
    - Diagnostic error logs for export and backup failures

    Improvements:
    - Timeline charts now same size — no jumping when switching tabs
    - Top apps always visible (even with 0 or 1 entry)
    - Breakdown always shown after timeline
    - More detailed export error messages

    Fixes:
    - Export no longer crashes on some Android 16 devices
    - SQLite backup no longer fa
  • Version 0.8.0 (10) - Added on Jul 18, 2026

    arm64-v8a

    This version requires Android 8.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • android.permission.READ_MEDIA_DOCUMENTS
    • 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.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • com.activitytrace.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 11 MiB PGP Signature | Build Log

    • New in version 0.7.0
    New features:
    - CSV export — share your data as a CSV file for spreadsheet apps
    - JSON export — export captured items in readable JSON format
    - SQLite backup and restore — database backup/restore
    - F-Droid button in README

    Improvements:
    - Data section reorganized: Backup & Restore and Export Formats separated
    - Retention options simplified to 7, 30, 90 days
    - Database export changed to unencrypted format for broader compatibility
  • Version 0.7.0 (9) - Added on Jul 06, 2026

    arm64-v8a

    This version requires Android 8.0 or newer.

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

    Permissions
    • run foreground service
      Allows the app to make use of foreground services.
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • android.permission.READ_MEDIA_DOCUMENTS
    • 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.
    • prevent phone from sleeping
      Allows the app to prevent the phone from going to sleep.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
    • com.activitytrace.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 11 MiB PGP Signature | Build Log

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