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Mumla vs WiFi Walkie Talkie: catalog facts
Mumla	WiFi Walkie Talkie
Free Free and open source under the GPL-3.0 licence, supported by donations.	Free Free and open source under the AGPL-3.0.
Android	Android
Works with any Mumble server Public server browser	No configuration needed to find other devices Works on a local network without a server
Maintainer is looking for a successor Android only	Only reaches devices on the same network segment Device discovery depends on Android NSD, which can be unreliable
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: AGPL-3.0-only
No account needed	No account needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.