Alternatives to Delta Chat

Onion routing based messenger

Instant messaging application focusing on security

End-to-end encryption software

Voice and text chat software

Native desktop client for WhatsApp

Decentralised wallet and messenger

Messaging app with a focus on speed and security

Matrix collaboration client

Official desktop client for Rocket.Chat

Messenger for SimpleX protocol

End-to-end encrypted instant messaging application

Decentralised instant messenger and softphone