Holos

Holos

Holos: Mobile-first Fediverse client with your own ActivityPub identity

Thomas Internet Social Network

Screenshots

Screenshot of Holos Screenshot of Holos Screenshot of Holos Screenshot of Holos Screenshot of Holos Screenshot of Holos Screenshot of Holos Screenshot of Holos

Description

Holos is a mobile-first Fediverse client that gives you your own ActivityPub identity directly on your phone. Unlike traditional Mastodon apps that require an account on a server, Holos runs a full ActivityPub server on your device.

Key Features:

- Your Own ActivityPub Server
- Full ActivityPub server running on your phone
- Your data stored locally on your device
- Relay server provides a stable address for federation

- Full Fediverse Compatibility
- Follow and interact with users on Mastodon, Pleroma, Misskey, Pixelfed, and more
- Full ActivityPub support: posts, likes, boosts, replies, quotes, and mentions
- Direct messages with real-time delivery

- Flexible Timeline Views
- Switch between All, Media only, Videos only, or Text only
- Quickly adapt your feed to your current mood
- Filter content the way you want

- Mobile-First Design
- Built from the ground up for mobile
- Works offline with automatic sync when reconnected
- Battery-efficient with smart background sync

- Privacy Focused
- Your posts and messages stored locally in SQLite
- All traffic proxied through relay for IP privacy
- RSA keys generated on-device, private key never leaves your phone

- Real-Time Sync
- WebSocket connection for instant notifications
- Activity queue with priority-based delivery
- Automatic catch-up after offline periods

Versions

Version Date Size Requires Android Download
1.15.0 current
d26cb53a74445c8e…
2026-07-20 81 MB API 24
1.14.0
739386044cd8eb62…
2026-07-14 81 MB API 24
1.13.0
5f8130cf1e5e3ef7…
2026-07-03 81 MB API 24

Permissions

What the app asks the system for. Android only grants sensitive access after you confirm it.

  • Foreground serviceKeep running in the background, visible in the status bar.
  • FOREGROUND_SERVICE_DATA_SYNC
  • Internet accessSend and receive data over the internet.
  • NotificationsShow notifications.
  • Read storageRead files on the device storage.
  • MusicRead audio files from the media library.
  • PhotosRead images from the media library.
  • VideosRead videos from the media library.
Show 28 more permissions
  • READ_MEDIA_VISUAL_USER_SELECTED
  • MicrophoneRecord audio.
  • Display over other appsDraw content on top of other apps.
  • BiometricsUnlock with fingerprint or face.
  • FingerprintUnlock with a fingerprint.
  • VibrationControl the vibration alert.
  • Prevent sleepingKeep the device from going to sleep.
  • Write storageCreate and change files on the device storage.
  • Network stateCheck whether and how the device is connected.
  • CameraTake photos and videos.
  • Run at startupStart automatically after the device is switched on.
  • app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
  • permission.READ
  • permission.WRITE
  • permission.READ_SETTINGS
  • permission.UPDATE_SHORTCUT
  • permission.BROADCAST_BADGE
  • permission.PROVIDER_INSERT_BADGE
  • permission.UPDATE_COUNT
  • permission.UPDATE_BADGE
  • permission.CHANGE_BADGE
  • permission.READ_SETTINGS
  • permission.WRITE_SETTINGS
  • READ_APP_BADGE
  • permission.READ_SETTINGS
  • permission.WRITE_SETTINGS
  • permission.BADGE_COUNT_READ
  • permission.BADGE_COUNT_WRITE

Comments