Amni-Haven - Haven Client App

Amni-Haven - Haven Client App is a self-hosted, privacy-first chat client that connects to your own Haven server to deliver end-to-end encrypted messaging, voice and video calls, and a full-featured chat experience. If you want to avoid third-party servers and data harvesting, Amni-Haven - Haven Client App keeps encryption keys on-device, offers optional encrypted backups, and supports channels, DMs, media sharing and real-time presence so you can control your data while staying connected. With rich theming and push notifications, it’s aimed at users who value privacy, customization, and reliable real-time communication on their own infrastructure.

Key Features

⭐ Strong end-to-end encryption using ECDH P-256 key exchange, HKDF-SHA256 key derivation and AES-256-GCM; keys are generated on-device and never leave your phone.

⭐ Full chat functionality with public, private and direct channels, message editing, replies, pins, search and rich reactions.

⭐ Media and files: inline previews for images, video and attachments, plus a GIF picker and server-managed custom emoji.

⭐ Voice and video in real time with screen sharing, push-to-talk, mute/deafen controls and camera toggle support.

⭐ Extensive visual customization with 24 built-in themes and animated canvas effects like matrix rain, snowfall and scanlines.

Advantages

✅ Self-hosted architecture gives you full control over infrastructure, data access and privacy settings when using Amni-Haven - Haven Client App.

✅ Robust cryptography and optional encrypted key backups let you restore across devices without exposing keys to third parties.

✅ A complete messaging experience including reactions, threads, search, role-aware profiles and server-managed emotes for community control.

✅ Real-time messaging and voice/video features combined with push notifications help you stay responsive even when the app is backgrounded.

Disadvantages

❎ Requires a running Haven server that you must host or manage; this setup may be technical for some users.

❎ Android 8.0 (Oreo) or later is required, so older devices are not supported.

❎ The app is free but includes ads to support development.