Noghteha - Mesh Messenger

About 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 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)
• Messages relay through nearby devices automatically
• No internet, no cell service, no problem
• Optional online mode via 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

MILITARY-GRADE SECURITY
• End-to-end encryption (Noise Protocol + ChaCha20-Poly1305)
• Forward secrecy - past messages stay safe even if keys compromised
• Encrypted local database (SQLCipher AES-256)
• Hardware-backed key storage (Android Keystore)

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

FULL-FEATURED MESSAGING
• 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

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