The only messenger that works without internet. End-to-end encryption, mesh networking, zero data collection. No phone number required.
Every feature designed with your privacy as the top priority
Military-grade AES-256-GCM encryption with Double Ratchet protocol.
Connect directly with nearby devices via Bluetooth and WiFi.
Crystal-clear voice calls with real-time encryption.
We don't collect who you talk to, when, or how often.
Set messages to auto-delete after reading.
No central servers. Messages route through IPFS and Tor.
Messages automatically route through the best available path
Direct device-to-device communication
Decentralized storage network
Maximum anonymity
OSHI uses the same encryption protocols trusted by security experts worldwide.
Join thousands of users who trust OSHI for their private communications.
Download OSHI Free