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Switch Audio File Converter vs 4K Video to MP3: catalog facts
Switch Audio File Converter	4K Video to MP3
Freemium Free for non-commercial use; commercial use requires a paid licence.	Free The developer offers it as a free download.
Windows, macOS, Android	Windows, macOS, Linux
Batch conversion of many files at once Wide range of input and output formats, including dictation formats	Bulk import with a conversion queue Outputs MP3, M4A or OGG
Free version limited to non-commercial use Closed source	Only extracts audio and offers no editing tools Closed source
Downloadable app	Downloadable app
Closed source	Closed 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 October 2, 2026

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