Zyphr
Private, encrypted messaging
About
A private messaging app offering end-to-end encrypted chats and calls for secure communication. It prioritizes user privacy with features like disappearing messages and on-device transcription, and requires no phone number for signup.
What's New in Zyphr
1.3
June 17, 2026
Some more polishes and bugs squashed. Thanks :)
Developer apps
FAQ
What makes Zyphr private?
Zyphr is designed for privacy with end-to-end encryption for all chats and calls, using robust protocols like Signal for 1:1 and MLS for group chats. The server only relays encrypted data and does not have access to message content or decryption keys.
Does Zyphr have ads?
No, Zyphr is ad-free and tracker-free, ensuring an uninterrupted and private user experience without any advertisements.
How do I sign up for Zyphr?
You can sign up for Zyphr using just an email address, which is stored as an irreversible hash. Alternatively, you can sign in with your Apple or Google account. No phone number is required.
What privacy features does Zyphr offer for messages?
Zyphr supports disappearing messages, delayed send, and view-once secure media. You can also control read receipts and typing indicators in both directions.
Is Zyphr available on all devices?
Currently, Zyphr is supported on iPhone and iPad devices. Future platform expansions may be considered based on user demand and development resources.
How often is Zyphr updated?
Zyphr was last updated on June 17, 2026, with version 1.3. This indicates a recent update, suggesting active development and maintenance by the developer.
What is the age rating for Zyphr?
Zyphr has an age rating of 17+, which is typical for communication apps that may contain user-generated content or advanced privacy features.
Can I delete my account on Zyphr?
Yes, you have full control over your data. You can delete your account and wipe your data anytime through the app's settings.