AppMarketSpy › Social Networking › Cipher: Offline Wi-Fi Chat
Cipher: Offline Wi-Fi Chat
Chat over your own Wi-Fi
REVOT, K.K. · Social Networking
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App info
- Developer
- REVOT, K.K.
- Category
- Social Networking, Utilities
- Released
- Sep 30, 2026
- Version
- 1.0 (Oct 1, 2026)
- Price
- Free
- Size
- 3.4 MB
- Requires
- iOS 17.0
- Age rating
- 4+
- Languages
- English, French, German, Italian, Japanese, Korean, Portuguese, Simplified Chinese, Spanish
In-app purchases
| Cipher Pro 月額 | $6.99 |
| Cipher Pro 週額 | $3.99 |
| Cipher Pro 買い切り | $69.99 |
| Cipher Pro 年額 | $39.99 |
Current prices, App Store US.
🔒 Price history3 snapshots: when prices changed and new plans appearedGet Pro access
About Cipher: Offline Wi-Fi Chat
When the other person is on your Wi-Fi, nothing passes through a relay. No phone number. No email. No account. And the things this app cannot protect you from are written down inside it. NO SERVER, BY DEFAULT Cipher tries two transports in order. On the same network it connects over Bonjour, using no infrastructure at all. Only when that is unavailable does it fall back to a relay you chose yourself - and relays are off by default. The transport in use is shown at the top of the screen, and each message carries its own mark: this one arrived over the LAN, this one went through a relay. DRAKE/1 The cryptography is not homemade. X25519, Ed25519, ChaCha20-Poly1305, HKDF-SHA512 and ML-KEM-768 - widely reviewed standards, nothing else. What is ours is how they are assembled. - Keys ratchet forward on every message, so a leaked key cannot open the past - Headers are encrypted too: the message…
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