Free Video Speed Changer Online

Speed up or slow down any video — from dramatic slow motion to ultra-fast time-lapse.

Upload your video, choose a speed preset or enter a custom multiplier from 0.05× to 16×, and download the result instantly. Optionally preserve audio pitch to avoid the chipmunk effect. No software to install, no signup required.

Drop your video file here

or click to browse • MP4, MOV, AVI, MKV, WebM

Early Access — Limited Beta

Editing is a pain in the ass, right?

That's why we're building Cubix. No more editing hell.

AI Video Editor

Drop your footage, tell it what you want. Cubix cuts, captions, color grades, and exports — fully on its own. No timeline. No manual work. Just results.

Cinematic Screen Recorder

Hit record on Windows. Auto-zoom, cinematic backgrounds, and studio-quality audio kick in automatically — your screen recording looks edited before you've touched a thing.

No credit card required5 min setupFree to start

Change Video Speed in 3 Steps

Create slow-motion, time-lapse, and speed-ramp effects instantly — free and online.

Upload Your Video

Drag and drop or click to upload (MP4, MOV, AVI, MKV, WebM supported).

Set Your Speed

Pick a preset (0.5×, 0.25×, 2×, 4×) or enter any custom speed multiplier from 0.05× to 16×.

Download & Share

Preview the speed-adjusted video and download it — no watermark, no login needed.

Speed Controller

0.05× to 16× range

0.25×
Slow motion
0.5×
Half speed
Double speed
Time-lapse
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Slow Motion

Slow down to 0.05× for dramatic cinematic slow-motion effects that captivate viewers.

Speed Up

Speed up to 16× for stunning time-lapse and hyperlapse-style effects in seconds.

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Pitch Preserve

Keep audio pitch natural even at extreme speeds — no chipmunk effect, no deep bass distortion.