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puddletag vs Metatogger: catalog facts
puddletag	Metatogger
Free Free and open source.	Free Available without a software purchase.
Linux	Windows
Spreadsheet view shows all tags for many files at once Tag-from-filename and rename-from-tag patterns	Supports batch metadata editing Provides tools for identifying and organizing recordings
Built primarily for Linux Lacks some features found in Mp3tag	Requires Windows and review of automatically proposed metadata changes.
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 22, 2026

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