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ff·Works vs Videomass: catalog facts
ff·Works	Videomass
Paid Paid app with a trial version available to download.	Free Free and open source.
macOS	Windows, macOS, Linux
Exposes FFmpeg options without the command line Drop zones for repeatable batch conversions	Access to FFmpeg features without the command line Handles several tasks at once
macOS only Paid, unlike free FFmpeg front ends such as HandBrake	Video downloading moved to the separate Vidtuber app Many options can be overwhelming for simple conversions
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 24, 2026

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