Video Speed Changer

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

cloud_upload

Select File

Drop a video file here, or click to choose

or paste a file (Ctrl/Cmd+V)

shieldFiles never leave your computer

How the Video Speed Changer Works

Adjust the playback speed of a video from 0.25x (slow motion) up to 4x (timelapse). Saves the adjusted speed into a new video file.

Convert a standard video into a fast-forward timelapse.

Yes, both audio pitch and speed adjust to match the video. The output is WebM regardless of the input format.