Noghteha - Mesh Messenger

Communicate freely, even when the internet is down.

Noghteha (meaning "dots" in Persian) is a privacy-first messenger that works without internet. Using Bluetooth and WiFi Aware mesh networking, your messages hop from phone to phone, creating a resilient network perfect for protests, festivals, emergencies, or areas with poor connectivity.

WORKS OFFLINE
• Bluetooth mesh networking (10-100m range)
• WiFi Aware for faster local transfers (~50m range)
• Messages relay through nearby devices automatically
• No internet, no cell service, no problem
• Optional online mode via Tor and Nostr protocol for global reach

PRIVACY BY DESIGN
• No phone number or email required
• No account registration
• No data collection or analytics
• Messages never stored on servers
• Your identity stays on your device
• BLE address rotation to prevent tracking

INDEPENDENTLY AUDITED SECURITY
• End-to-end encryption (Noise Protocol XX + ChaCha20-Poly1305)
• Forward secrecy — past messages stay safe even if keys compromised
• Argon2id key derivation for channel passwords
• Encrypted local database (SQLCipher AES-256)
• Hardware-backed key storage (Android Keystore with StrongBox)

EMERGENCY FEATURES
• Panic Mode — one tap to securely wipe ALL app data
• 3-pass secure deletion ensures data is unrecoverable
• 3-level stealth mode for reduced Bluetooth visibility

FULL-FEATURED MESSAGING
• Create and join channels (public or password-protected)
• Text messages with @mentions
• Voice notes with waveform visualization
• Image and file sharing (up to 100MB)
• Message replies and link previews
• Location-based channels to connect locally
• IRC-style commands (/join, /who, /msg, and more)

BEAUTIFUL DESIGN
• Full RTL support
• Vazirmatn font for perfect Persian typography
• Dark and light themes
• Material You dynamic colors (Android 12+)