
BitChat
7.0#8 in encrypted messaging appsFree planFree planAndroidiOSmacOS
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| Fact | BitChat | SimpleX Chat |
|---|---|---|
| Encryption | The project describes Noise Protocol end-to-end encryption for mesh messages and BitChat private envelopes for Nostr fallback messages. | The network uses end-to-end encryption with continuous post-quantum key exchange for messages and metadata. |
| License | The iOS/macOS project and its whitepaper describe the software as released into the public domain. | The application source code is available under the GNU Affero General Public License version 3. |
| Messaging features | Features include IRC-style commands, automatic message routing, message queuing, and a triple-tap emergency wipe. | The apps support encrypted messages with Markdown and editing, encrypted media and files, decentralized groups, voice messages, disappearing messages, audio and video calls, portable storage and incognito mode. |
| Open source | The iOS/macOS project and Android project state that they are released into the public domain. | Alternative client applications based on SimpleX Chat code must publish modifications under the AGPLv3 license. |
| Purpose | BitChat is a decentralized peer-to-peer messaging app that uses Bluetooth mesh for nearby communication and Nostr for internet messaging. | SimpleX Chat is a messaging application built on the SimpleX platform. |
BitChat may suit people seeking nearby messaging when internet access is limited, as well as users who want Nostr-based internet messaging. It is available on Android, iOS, and macOS.
It suits people seeking messaging without network-assigned profile identifiers, with encrypted messaging, calls, and optional self-hosted servers. Developers can use its protocol SDKs for bots and integrations.