Compare software

Helio vs Zrythm: catalog facts
Helio	Zrythm
Free Free and open source under the GPL-3.0.	Free Open-source software; see the download page for current installer options.
Windows, Linux, Android, iOS	Windows, macOS, Linux
Support for exotic scales and microtonal temperaments Minimal, distraction-free interface	Automation with curves, LFOs and envelopes Chord pad and chord track for writing harmony
Less conventional workflow than mainstream DAWs Focused on sequencing rather than audio recording	Version 2 is still in alpha Smaller user base than established DAWs
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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