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Qtractor vs Zrythm: catalog facts
Qtractor	Zrythm
Free Free and open source under the GPL version 2 or later.	Free Open-source software; see the download page for current installer options.
Linux	Windows, macOS, Linux
Combined audio and MIDI multitrack recording Familiar tape-recorder style workflow	Automation with curves, LFOs and envelopes Chord pad and chord track for writing harmony
Linux only Depends on JACK and ALSA setup	Version 2 is still in alpha Smaller user base than established DAWs
Downloadable app	Downloadable app
Open source	Open source
License: GPL-2.0-or-later	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 23, 2026	Official website Full listing and sources Checked September 23, 2026

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