Video Speed Changer

Speed up or slow down a video. Fast, free, and fully client-side.

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Select File

Drop a video file here, or click to choose

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How the Video Speed Changer Works

Change the playback speed of a video from 0.25x (slow motion) to 4x (timelapse). Records the altered speed into a new video file.

Turn a normal video into a fast-forward timelapse.

Yes, the audio pitch and speed will be adjusted to match the video. Output is WebM regardless of the input format.