Compare software

Sitala vs Hydrogen: catalog facts
Sitala	Hydrogen
Freemium Current version uses license activation; the older 1.0 release is still offered for…	Free The open-source application is available without a license fee.
Windows, macOS, iOS	Windows, macOS, Linux
Fast to learn with sixteen pads and six knobs Works as a plugin or standalone app	Detailed sample controls and MIDI integration
Deliberately simple compared with full samplers Current version not offered for Linux	It focuses on drum sequencing rather than a complete recording studio.
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 22, 2026

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