Change Video Speed
Speed up or slow down your video online for free. Create slow-motion or timelapse in seconds.
Nothing leaves your device
Runs in your browser
Free, no sign-up
Drop your video here or click to browse
Supports MP4, MOV, WebM, MKV · nothing is uploaded
Playback speed
Below 1× is slow-motion; above 1× is fast-forward. Audio pitch is preserved.
Processing your video…
Preparing…
0%Calculating…
📂
Reading file⏩
Retiming💾
Encoding output✅
Your file is ready!
All done, 100% in your browser
How to change video speed
01
Add your video
Drop in your clip. Nothing is uploaded.
02
Set the speed
Speed it up for a timelapse or slow it down for slow-motion.
03
Download
Save the retimed video instantly. No watermark.
Frequently asked questions
How do I make a slow-motion or timelapse video?
Set a speed below 1× for slow motion or above 1× for a timelapse, then download.
Does changing speed affect the audio?
Yes. The audio is sped up or slowed to stay in sync with the video.
Is there a watermark?
No watermark and no sign-up. It runs in your browser.
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