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pwvucontrol vs Mixer: catalog facts
pwvucontrol	Mixer
Free Free and open source under the GPL-3.0-only licence.	Free Free and open source under the GPL-3.0 or later licence.
Linux	Linux
Built specifically for PipeWire Lightweight Rust application	Per-application volume control Balance and output selection for each stream
Requires a PipeWire-based system Linux only	Linux only and designed around elementary OS Small project with a limited feature set
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-only	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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