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OpenChordBook

Read, write and organize chord charts offline
New in version 1.18
Simpler app headers and welcome screen. Updated screenshots show chord entry and the chart preview.
OpenChordBook reads and edits chord charts, with a full-screen sheet that leaves room for the music. Your library stays on your device. No account, ads, analytics or playback.

• Read charts offline and transpose without hiding the chords
• Write charts using ordinary chord names, with a live preview
• Use named sections, repeat bars and different time signatures
• Organize tunes in nested folders and choose a destination before importing
• Import iReal Pro HTML playlists or paste playlist links
• Export charts, selected tunes or a full folder to a playlist file
• Search your library and group different versions of the same tune
• Adjust chart size and switch between day and night themes
• Optionally download community playlists from Discover

Tunes are not packaged with the app; they are downloaded by the user. You do not need the iReal Pro app. Your library stays on your device, and you can export your tunes to keep a copy.

Free software under GNU GPL version 3 or later. Copyright © 2026 Alexandre Campo. Independent of Technimo LLC and iReal Pro.

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 1.18 (19) suggested Added on Oct 12, 2026

    This version requires Android 7.0 or newer.

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

    Permissions
    • 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.
    • io.github.openchordbook.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 2 MiB PGP Signature | Build Log