SimpleX Chat vs Monocles Chat

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureSimpleX ChatMonocles Chat
CategoryChat & CommunicationMatrix & XMPP
LicenseAGPL-3.0GPL-3.0
LanguageHaskellJava
Setup difficultyMediumEasy
Min. RAM256 MB128 MB
Deploymentdocker, binary, sourcesource
GitHub stars★ 19,211★ 100
First released20212021
ReplacesSignal, WhatsApp, TelegramWhatsApp, Signal

Why pick each one

Choose SimpleX Chat if…

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

Choose Monocles Chat if…

  • Released under the GPL-3.0 license
  • Easy to set up — beginner-friendly
  • Written in Java
  • Tiny footprint — runs in 128 MB RAM
Monocles Chat details

Frequently asked questions

Is SimpleX Chat or Monocles Chat better?

Neither is universally better. SimpleX Chat has the larger community, while Monocles Chat is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.

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

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

Can I run SimpleX Chat and Monocles Chat with Docker?

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

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