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oCam vs CamStudio: catalog facts
oCam	CamStudio
Freemium Free download, with a paid purchase option.	Free Free and open source under GPL-3.0, no subscription.
Windows	Windows
Records screen, games and webcam GIF recording support	Records full screen, a window or a region Modern codecs H.264, H.265 and AV1 with AAC or FLAC audio
Windows only High resolutions or frame rates can stutter on weaker hardware	Windows only Current builds marked as beta
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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