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Museeks vs Cog: catalog facts
Museeks	Cog
Free Free to download, with source code on GitHub.	Free Free and open source, supported by donations.
Windows, macOS, Linux	macOS
Builds for Windows, macOS and Linux, including ARM Many Linux package formats including Flatpak and AppImage	Gapless playback and embedded CUE sheet support Plays a very broad range of formats, plus livestreams and HLS
Intentionally limited feature set Pre-1.0 version numbering	macOS only; the Windows and Linux version is still early Requires macOS 12 or later
Downloadable app	Downloadable app
Open source	Open source
License not stated	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

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