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FrameShift vs Adapter: catalog facts
FrameShift	Adapter
Free Free with no subscription or paid tier; licensed under GPL-3.0.	Free Freeware with no stated limits or restrictions.
Windows	Windows, macOS
Runs common media actions from File Explorer Bundles FFmpeg and FFprobe	Batch conversion for video, audio and images Previews conversions beside the original files
Windows 10 and 11 on x64 only Optional AI models require an initial download	Available for Mac and Windows.
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-3.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 8, 2026

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