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

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