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Helio vs Rosegarden: catalog facts
Helio	Rosegarden
Free Free and open source under the GPL-3.0.	Free Free, community-developed software.
Windows, Linux, Android, iOS	Linux
Support for exotic scales and microtonal temperaments Minimal, distraction-free interface	Strong music notation support alongside MIDI sequencing Regular releases
Less conventional workflow than mainstream DAWs Focused on sequencing rather than audio recording	Linux only Audio support is basic
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
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 23, 2026

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