Change Video Speed
Change Video Speed
Speed up or slow down a video — from 0.25× slow motion to 4× fast forward — keeping the audio in sync.
Drag & drop your video here, or click to browse
Accepted: MP4, MOV, WEBM, MKV, AVI, M4V. Up to 20 MB.Pick a speed — the preview instantly plays at that speed.
The audio stays in sync and keeps its natural pitch.
Preview & result
—
Original
2×
—
New duration
Live preview
Pick a video and a speed — it plays here at the new speed before you apply it.
Changing the speed… long videos can take a while.
How it works
1
Upload a video — MP4, MOV, WebM, MKV, AVI or M4V.
2
Choose a speed and watch the live preview — audio keeps its natural pitch.
3
Apply it, preview the result and download your new MP4.
Popular conversions
Slow motion video
Speed up video
Fast forward video
Slow down video
Make a timelapse