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FFaudioConverter vs fre:ac: catalog facts
FFaudioConverter	fre:ac
Free Free and open source under the GPL-3.0 licence.	Free Free to use; the project accepts donations.
Linux	Windows, macOS, Linux
Batch converts many audio files at once Applies filters and effects during conversion	Wide range of input and output formats Converts whole libraries and keeps folder structure
Audio only, no video conversion Small project with a narrow feature set	Releases are infrequent Interface is functional rather than modern
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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