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Action! vs OBS Studio: catalog facts
Action!	OBS Studio
Paid Paid lifetime license after a 30-day free trial.	Free Free and open source, funded by sponsors and contributors; no paid tier or watermark.
Windows	Windows, macOS, Linux
Records and live streams gameplay and desktop Greenscreen mode for webcam overlays	Unlimited scenes built from window, display, camera, browser, image and text sources, with custom transitions Audio mixer with per-source noise gate, noise suppression and gain, plus VST plugin support
Windows only Paid after the 30-day trial	There is a real learning curve before the first good recording Screen capture on Linux depends on the desktop: Wayland needs the PipeWire capture source
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 20, 2026

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