DeltaFox

⏺ DeltaFox is a privacy-first encrypted messaging app for users who demand absolute security.

ENCRYPTION
Every message, photo, video, voice note and document is E2E encrypted using Double Ratchet with X3DH, Curve25519 and XSalsa20-Poly1305. Forward secrecy protects
past messages. Server auto-purges content after delivery.

MESSAGING
Encrypted texts, photos, videos, voice messages with waveform player, documents and GPS locations. View-once media expires after 8s. Edit messages within 15min.
Emoji reactions. Swipe to reply.

GROUPS
Sender Key encrypted group chats. Auto key rotation on member removal. Custom icons, admin controls. New members cannot see older messages.

CALLS
WebRTC P2P voice and video calls with DTLS-SRTP. Direct device connection. Toggle audio/video mid-call. Private phone number for calls and SMS worldwide.

LILITH AI
Built-in assistant powered by Claude and OpenAI. Text and push-to-talk voice. Precise answers on any topic. 9 languages.

SECURITY
Mandatory 2FA TOTP. DFXM3 header encryption. Certificate pinning SHA-256. SQLCipher AES-256 database. Anti-screenshot. Clipboard auto-clear. Ghost Mode.
Progressive lockout.

SAFETY
Report and block users. Zero-tolerance CSAM policy. NCMEC cooperation. Reports reviewed within 24h.

9 LANGUAGES
Italian, English, Spanish, French, German, Russian, Turkish, Albanian, Greek.

Self-hosted EU server. Zero-logging. No analytics, no tracking, no ads. GDPR compliant.

Your conversations, your control

Recent changes:
Bug fixes and UI improvements: scroll fixed on private number request, call and
hang-up buttons no longer hidden by the tab bar, long-press to delete call history
and SMS conversations.