KMix review
A free Linux utility for master and per-channel audio controls, not multitrack production.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
KMix is KDE’s desktop sound mixer for Linux, aimed at people who want direct control over system audio rather than a production workstation. It provides master-volume adjustment, per-channel mixer controls, and mute and unmute commands. Its scope makes it a fit for everyday desktop sound management, especially for solo users and small setups that need to adjust system output without a multitrack workflow.
The utility’s practical strength is its combination of channel controls and device management. KMix can manage multiple sound devices, so its controls are useful when a Linux desktop has more than one audio device to select or adjust. It can also run in the system tray and provides keyboard shortcuts for volume changes. These features keep common system-level adjustments close at hand; they do not turn KMix into a tool for arranging or mixing tracks.
KMix is free and open-source KDE software for Linux desktops. That makes it a straightforward choice for Linux users seeking a no-cost system mixer, but its narrow focus is also the key limitation for buyers considering audio mixing software. Choose KMix for master and channel volume, mute controls, and device management. If the goal is multitrack audio production, it is not the right fit; its described role is desktop audio control rather than a multitrack workstation.
KMix pros and cons
- Where it wins
- Controls master volume and individual mixer channels.
- Manages multiple sound devices from the desktop.
- Offers system-tray operation and keyboard volume shortcuts.
- Where it doesn't
- Focused on system audio control, not multitrack production.
- Limited to Linux desktop use.
- Does not provide substantive audio-production capabilities.
KMix fact sheet, pricing and score →
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update