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4K YouTube to MP3 vs spotDL: catalog facts
4K YouTube to MP3	spotDL
Freemium Free to download and use, with paid Lite and Personal plans for extra features.	Free Free and open source.
Windows, macOS, Linux	Windows, macOS, Linux, Command line
Downloads whole playlists and channels as audio Supports many sites beyond YouTube	Adds album art and metadata to downloaded files Handles whole playlists and albums
Some features require a paid plan Higher-quality YouTube audio requires a YouTube Premium membership	Audio comes from YouTube matches, which can sometimes be wrong Command line only
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
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.