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iMovie vs OpenShot: catalog facts
iMovie	OpenShot
Free Free from Apple, updated through the App Store.	Free Free and open source under the GPL. The project sells an optional video course and accepts…
macOS, iOS	Windows, macOS, Linux
Free on Mac, iPhone and iPad Built-in video and sound effects	Unlimited tracks and layers with drag and drop, snapping and frame-accurate stepping Curve-based keyframe animation, time mapping and speed changes on clips
Apple devices only Aimed at basic editing rather than professional work	Stability on long or complex timelines has been a recurring complaint Hardware encoding and decoding are marked experimental
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
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 23, 2026	Official website Full listing and sources Checked September 21, 2026

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