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Switch Audio File Converter vs fre:ac: catalog facts
Switch Audio File Converter	fre:ac
Freemium Free for non-commercial use; commercial use requires a paid licence.	Free Free to use; the project accepts donations.
Windows, macOS, Android	Windows, macOS, Linux
Batch conversion of many files at once Wide range of input and output formats, including dictation formats	Wide range of input and output formats Converts whole libraries and keeps folder structure
Free version limited to non-commercial use Closed source	Releases are infrequent Interface is functional rather than modern
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License not stated
Not stated if an account is 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.