Slow Down Video OnlineSmooth motion, natural sound.

Make any clip play 2, 4 or 8 times slower. AI adds the missing frames so motion stays smooth, and the sound slows down without sounding deep.
Slow the whole video or one part and download MP4 or WebM, free and right in your browser.

2×, 4×, 8× slowerNatural-pitch soundNo upload

No sign-up No upload No watermark

Make smooth slow motion from any clip

Drop a video here, or paste it

MP4, MOV, WebM or MKV · Up to 60 s and 500 MB · Nothing is uploaded

Or try an example

Processed in your browser. Your video is not uploaded.AI frame model: RIFE 4.7 (MIT License). Licences

EXAMPLES

Try it with a sample clip.

Each example opens the first 3 seconds of an AI-made clip with sound. Pick a speed and compare it side by side.

THREE SIMPLE STEPS

How to use the Slow Down Video

Add the video

Drop, paste or choose an MP4, MOV, WebM or MKV video up to 60 seconds.

Choose how slow

Pick 2×, 4× or 8× and slow down the whole video or only the part you choose.

Download

Check the result and save it as MP4 or WebM with the slowed sound.

WaveSpeed AI

Need a clip to slow down?

Create short videos from a prompt or a still image with WaveSpeed AI, then turn their best moment into slow motion here.

Start creating Explore 1,000+ AI Models

1,000+ AI models
Image, video and 3D
Pay as you go

$1 in free credits for eligible new accounts. No card needed. Generators have separate account and credit requirements. The AI slow motion maker is free.