Secure HD Communication
A private VoIP application with 48 kHz Opus HD audio (192 kbps), end-to-end encrypted messaging, encrypted file transfers, and zero tracking. Built for people who care about privacy.
Crystal-clear audio with the Opus codec at 48 kHz / 192 kbps. End-to-end encrypted with AES-256-GCM — audio frames are encrypted on your device and relayed as opaque binary blobs through the server. The server cannot decrypt your calls.
Opus 48 kHz · AES-256-GCMEnd-to-end encrypted text messages using the Double Ratchet algorithm. Messages are deleted from the server immediately after delivery — nothing is stored long-term.
Double RatchetShare images, videos, and documents with end-to-end encryption. Files are deleted from the server immediately after the recipient downloads them — one-time viewing by default.
Auto-delete 24hX3DH key agreement establishes a shared secret between you and your contact. All messages and files are end-to-end encrypted with AES-256. The server never has access to your private keys or message plaintext.
X3DH + AES-256No ads, no trackers, no analytics SDKs, no data sharing. We do not sell your data. Your messages and files cannot be decrypted by us.
Zero TrackingAdd contacts by username, see online status in real time, and manage contact requests with accept/reject. Unread message badges keep you informed at a glance.
Real-time Presence