Delta Chat
6.8#10 in encrypted messaging appsFree planFree planAndroidiOSLinuxmacOS
VisitDelta Chat vs SimpleX Chat
SimpleX Chat
8.0#1 in encrypted messaging appsFree planFree planAndroidiOSAPILinux
VisitWhat both publish
| Fact | Delta Chat | SimpleX Chat |
|---|---|---|
| Encryption | All messages are end-to-end encrypted by default, and attachments and their metadata are included in the encryption. | The network uses end-to-end encryption with continuous post-quantum key exchange for messages and metadata. |
| Headquarters | Freiburg, Germany | London, United Kingdom |
Delta Chat plans
- Delta ChatFree
SimpleX Chat plans
- FreeFree
- SimpleX ChatFree
Pick Delta Chat if…
Delta Chat suits people seeking a free messaging app across mobile and desktop platforms, including those who want end-to-end encryption by default. It may not suit people who need a web client or dependable push notifications through a classic email provider.
Pick SimpleX Chat if…
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.