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Permute vs Switch Audio File Converter: catalog facts
Permute	Switch Audio File Converter
Paid One-time $14.99 licence with a free trial; also on the Mac App Store and Setapp.	Freemium Free for non-commercial use; commercial use requires a paid licence.
macOS	Windows, macOS, Android
Simple drag-and-drop conversion Handles video, audio, images and PDFs	Batch conversion of many files at once Wide range of input and output formats, including dictation formats
Permute 4 needs macOS 26 and Apple Silicon Mac only	Free version limited to non-commercial use Closed source
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked October 1, 2026

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