FlatFold
Private messages, end to end
About
A private messenger offering end-to-end encrypted communication for personal conversations. It focuses on user control, allowing you to manage contacts, set disappearing messages, and block unwanted users. The app is open-source and ad-free, prioritizing privacy and security.
What's New in FlatFold
1.0
August 25, 2026
Developer apps
FAQ
What makes FlatFold private?
FlatFold uses end-to-end encryption for all messages, meaning only you and the recipient can read them. It also requires an exact username to connect, preventing strangers from finding you through browsing or scrolling.
Can I control who contacts me on FlatFold?
Yes, you have full control. You can approve or decline new contact requests and block any user at any time. You can also report conversations if necessary.
Does FlatFold have ads?
No, FlatFold is completely ad-free. The app also states it has no trackers or analytics, and nothing about you is sold.
Is FlatFold open source?
Yes, FlatFold is open source. This means its code is publicly available for review, which is important for a messenger that asks users to trust its encryption.
What kind of content can I share on FlatFold?
You can share one-to-one and group chats, photos, files, and voice notes. Messages can also be set to disappear after a specified timer.
What devices does FlatFold support?
FlatFold is available on Mac, iPhone, iPad, and iPod. It is designed for Apple's ecosystem.
How often is FlatFold updated?
The latest version of FlatFold was released on August 25, 2026, indicating recent development activity. The initial release was on August 20, 2026.
What is the age rating for FlatFold?
FlatFold has an age rating of 17+. This is likely due to the nature of private communication and the potential for mature content.