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FormatLab vs FormatFactory: catalog facts
FormatLab	FormatFactory
Freemium Free to download; the product is sold as FormatLab PRO, so check the developer page for…	Free Free to download from Flathub.
Windows, Linux	Linux
Converts between a wide range of video and audio formats Compression with user-controlled quality	Batch queue with progress, ETA and output size estimates Device and site presets plus a custom profile builder
Proprietary licence despite published code Pricing for PRO features is not clearly stated	Linux only Flathub lists the license as proprietary despite open-source claims on the site
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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