Delta Chat vs SimpleX Chat

A side-by-side comparison of two self-hosted chat & communication options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureDelta ChatSimpleX Chat
CategoryChat & CommunicationChat & Communication
LicenseMPL-2.0AGPL-3.0
LanguageRustHaskell
Setup difficultyMediumMedium
Min. RAM256 MB256 MB
Deploymentbare-metal, binarydocker, binary, source
GitHub stars★ 916★ 19,211
First released20172021
ReplacesWhatsApp, Signal, TelegramSignal, WhatsApp, Telegram

Why pick each one

Choose Delta Chat if…

  • Leverages decentralized email
  • No new server protocol
Delta Chat details

Choose SimpleX Chat if…

  • Best-in-class metadata privacy
  • Run your own relays
SimpleX Chat details

Frequently asked questions

Is Delta Chat or SimpleX Chat better?

Neither is universally better. SimpleX Chat has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Delta Chat and SimpleX Chat free and open-source?

Yes. Delta Chat is licensed under MPL-2.0 and SimpleX Chat under AGPL-3.0. Both can be self-hosted at no software cost.

Can I run Delta Chat and SimpleX Chat with Docker?

Delta Chat: check the project docs for container support. SimpleX Chat: yes.

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