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Sapfir

SF2 sampler with recording and chopping
New in version 1.0.9
* Clone or delete sample and linked instrument
* Free memory after sf2 export
* Play linked sample when changing preset
Record or import breaks and vocals, chop them and export a sound font to make beats using Helio sequencer on your phone or tablet. Can analyze key and tempo, apply highpass and lowpass filters and normalize gain.
  • 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.

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  • Version 1.0.9 (10) suggested Added on Jul 15, 2025

    This version requires Android 14 or newer.

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

    Permissions
    • change your audio settings
      Allows the app to modify global audio settings such as volume and which speaker is used for output.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • org.codeberg.nykula.sapfir.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6.5 MiB PGP Signature | Build Log

  • Version 1.0.8 (9) - Added on Jul 11, 2025

    This version requires Android 14 or newer.

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

    Permissions
    • change your audio settings
      Allows the app to modify global audio settings such as volume and which speaker is used for output.
    • record audio
      This app can record audio using the microphone while the app is in use.
    • org.codeberg.nykula.sapfir.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 6.5 MiB PGP Signature | Build Log

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