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Robot36 - SSTV Image Decoder

Decodes Slow Scan Television images from audio
Following SSTV modes are supported:

  • Robot Modes: 36 & 72

  • PD Modes: 50, 90, 120, 160, 180 & 240

  • Martin Modes: 1 & 2

  • Scottie Modes: 1, 2 & DX

  • Wraase Mode: SC2-180


Old B/W or unsupported modes can be viewed in "Raw" mode.

On detection of the calibration header of a supported mode, the resulting image will be automatically saved to the "Pictures" directory and can be seen in the Image gallery.

With version 2, running the decoder in the background will not be supported anymore.
  • 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 2.13 (63) suggested Added on Nov 16, 2024

    This version requires Android 7.0 or newer.

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

    Permissions
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
      (9.0)
    • record audio
      This app can record audio using the microphone while the app is in use.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
      (9.0)
    • xdsopl.robot36.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.8 MiB PGP Signature | Build Log

  • Version 2.12 (62) - Added on Aug 18, 2024

    This version requires Android 7.0 or newer.

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

    Permissions
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
      (9.0)
    • record audio
      This app can record audio using the microphone while the app is in use.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
      (9.0)
    • xdsopl.robot36.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.7 MiB PGP Signature | Build Log

  • Version 2.11 (61) - Added on May 30, 2024

    This version requires Android 7.0 or newer.

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

    Permissions
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
      (9.0)
    • record audio
      This app can record audio using the microphone while the app is in use.
    • modify or delete the contents of your shared storage
      Allows the app to write the contents of your shared storage.
      (9.0)
    • xdsopl.robot36.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION

    Download APK 4.7 MiB PGP Signature | Build Log