Upload Video to Alter Speed
Drag and drop your video file here, or click to browse.
Alters motion playback locally
About Video Speed Controller
Adjust the playback speed of your videos to create slow motion or fast motion effects. Select speeds from 0.25x (quarter speed) up to 4.0x (quadruple speed) and transcode the output natively in your browser using canvas stream rendering.
Useful for creating time-lapse videos, quick video tutorials, slowing down sports clips, or analyzing motion frame-by-frame. Processed locally for total privacy.
How to Use Video Speed Controller
- 1Upload your video file.
- 2Select the target speed multiplier (e.g. 0.5x for slow motion, 2.0x for fast motion).
- 3Check the live preview player to verify the speed change.
- 4Click Process & Download to save your speed-controlled video.
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