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occm

A Mastodon client built specifically for the occm server
New in version 2.3.0+fork.118.occmdm
Added an "Awaiting reply" tab to Notifications for occm's pending mentions feature, matching the web client. Dismiss a pending mention from the post's menu to remove it from the list.
OCCM is a dedicated Mastodon client built to make using the occm server as smooth as possible. This app is a fork of the Mastodon app Moshidon.

■ Key features

- Custom DM (Individual/Group) Integration: Fully integrated with the occm server's custom direct message (individual and group) feature. New messages appear instantly without the need to refresh, and avatars and custom emojis render smoothly.
- Pending Mentions Integration: Fully integrated with occm's unique "pending mentions" feature, allowing you to easily track and manage replies so you never miss a conversation.

■ Contact & Support

- Mastodon: @notice@occm.cc
- GitHub: Leave an Issue here - https://github.com/Lastorder-DC/moshidon

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 2.3.0+fork.118.occmdm (118) suggested Added on Jul 14, 2026

    This version requires Android 6.0 or newer.

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

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "mediaPlayback"
      Allows the app to make use of foreground services with the type "mediaPlayback"
    • 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.
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • control vibration
      Allows the app to control the vibrator.
    • 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.
    • cc.occm.app.permission.C2D_MESSAGE
    • com.google.android.c2dm.permission.RECEIVE

    Download APK 5.3 MiB PGP Signature | Build Log

  • Version 2.3.0+fork.115.occmdm (115) - Added on Jul 10, 2026

    This version requires Android 6.0 or newer.

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

    Permissions
    • take pictures and videos
      This app can take pictures and record videos using the camera while the app is in use.
    • run foreground service
      Allows the app to make use of foreground services.
    • run foreground service with the type "mediaPlayback"
      Allows the app to make use of foreground services with the type "mediaPlayback"
    • 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.
    • show notifications
      Allows the app to show notifications
    • read the contents of your shared storage
      Allows the app to read the contents of your shared storage.
    • control vibration
      Allows the app to control the vibrator.
    • 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.
    • cc.occm.app.permission.C2D_MESSAGE
    • com.google.android.c2dm.permission.RECEIVE

    Download APK 5.3 MiB PGP Signature | Build Log