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LMMS vs Zrythm: catalog facts
LMMS	Zrythm
Free Free and open source under the GPL 2.0.	Free Open-source software; see the download page for current installer options.
Windows, macOS, Linux	Windows, macOS, Linux
Piano roll, beat sequencer, song editor and mixer in one free program Over fifteen instrument plugins included before you add anything	Automation with curves, LFOs and envelopes Chord pad and chord track for writing harmony
No audio recording, so live instruments and vocals need another program Stable releases are infrequent; 1.2.2 dates from 2020	Version 2 is still in alpha Smaller user base than established DAWs
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0	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 September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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