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Knit vs Sideband: catalog facts
Knit	Sideband
Free Free and open source under the GPL-3.0 licence.	Free The open-source application is available without a license fee.
Android	macOS, Linux, Android
Works with no internet, cell service or servers Messages relay across multiple nearby phones	Messages travel over radio links with no internet or cellular service Store-and-forward delivery, so both parties need not be online at once
Only reaches people within range of a chain of nearby phones Android only	Requires a Reticulum network, and usually radio hardware, to be useful Small project with a niche user base
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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