Compare software

Helio vs Ardour: catalog facts
Helio	Ardour
Free Free and open source under the GPL-3.0.	Freemium The source is free software and Linux distributions package ready-made builds at no cost…
Windows, Linux, Android, iOS	Windows, macOS, Linux
Support for exotic scales and microtonal temperaments Minimal, distraction-free interface	A complete DAW with unlimited tracks, unlimited undo and a genuinely flexible mixer Floating-point processing and support for hardware control surfaces
Less conventional workflow than mainstream DAWs Focused on sequencing rather than audio recording	Official prebuilt binaries are paid, though the price is up to you A steep learning curve if you have not used a DAW before
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 21, 2026

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