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NoteSR - Encrypted Notes

Secure offline notes with AES-256 encryption and encrypted file attachments.
New in version 5.6.0
Improvements:

• Added app bar with Back button to the key setup screen.
• Improved navigation between the key setup and key import screens.
• Implemented various internal enhancements.

Bug Fixes:

• Fixed critical bugs in the data re-encryption process.
• Added additional checks for risky data-related operations.
NoteSR is a privacy-first, offline note app that keeps your data on your device.

Create text notes, attach files, and open attachments directly in the app, all protected with AES-256 encryption. No account, no cloud sync, and no tracking.


  • Encrypted local storage for notes and attachments

  • Fully offline usage (no internet required)

  • Built-in viewer for common file types

  • Encrypted export/import for backup and restore

  • Simple, minimal interface focused on privacy



NoteSR is designed for people who want secure personal notes, journals, and sensitive files without giving up control of their data.
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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 5.6.0 (64) suggested Added on Jul 19, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 10 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.
    • run foreground service with the type "dataSync"
      Allows the app to make use of foreground services with the type "dataSync"
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • reorder running apps
      Allows the app to move tasks to the foreground and background. The app may do this without your input.
    • app.notesr.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 35 MiB PGP Signature | Build Log

    • New in version 5.5.1
    Improvements:

    • Improved the Save Note button behavior; it now only appears when a note is available to save.
    • Various internal improvements.

    Bug Fixes:

    • Fixed a UI bug on the export screen.
    • Fixed a bug with the Save button when creating a new note.
  • Version 5.5.1 (63) - Added on Jul 18, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 10 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.
    • run foreground service with the type "dataSync"
      Allows the app to make use of foreground services with the type "dataSync"
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • reorder running apps
      Allows the app to move tasks to the foreground and background. The app may do this without your input.
    • app.notesr.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 35 MiB PGP Signature | Build Log

    • New in version 5.5.0
    Improvements:

    • Improved notes and files navigation
    • Added warning dialog for unsaved notes
    • Added markdown support for open note activity
    • Some internal/intermediate improvements
  • Version 5.5.0 (62) - Added on Jul 10, 2026

    arm64-v8a armeabi-v7a x86 x86_64

    This version requires Android 10 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.
    • run foreground service with the type "dataSync"
      Allows the app to make use of foreground services with the type "dataSync"
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • reorder running apps
      Allows the app to move tasks to the foreground and background. The app may do this without your input.
    • app.notesr.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 35 MiB PGP Signature | Build Log

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