Change Video Speed

Speed a video up for a snappy timelapse or slow it down for dramatic slow motion — pick a speed and keep the voice sounding natural. No watermarks.

Video
Add video or drag it here · MP4, WebM, MOV, MKV, AVI Up to 200 MB and 5 minutes · with Prime up to 1 GB and 20 minutes
Playback speed

Up to 15 seconds — 2 energy, up to 5 minutes — 3, longer — 5. The result is saved to your archive.

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Speed Up or Slow Down MP4, WebM and MOV Videos

Change video speed online for free: speed up a clip 2× or 4×, or slow it down for slow motion. Keep the audio pitch natural, no watermarks.

What the Video Speed Changer Can Do

  • Speed up 1.5×, 2× or 4× — turn a long recording into a snappy clip or a timelapse
  • Slow motion 0.5× — stretch a moment to half speed for a dramatic slow-motion effect
  • Natural-sounding audio — keep the original voice pitch when speeding up, so speech stays clear instead of turning into a chipmunk
  • Works with your AI videos — re-time any clip you generated on Homiwork straight from your archive

How to Change Video Speed Online

  1. Upload your video (MP4, WebM or MOV) or paste a direct link.
  2. Or pick a clip you generated on Homiwork — your video archive is one click away.
  3. Pick a playback speed — slow down to 0.5× or speed up to 1.5×, 2× or 4×.
  4. Press “Change speed” — the re-timed clip appears in seconds and is saved to your archive.

Speed Up or Slow Down Videos Without an Editor

Changing speed reshapes the pace of a video: speeding up compresses a long screen recording or tutorial into a quick, watchable clip, while slowing down reveals detail in fast action and adds a cinematic feel. When you speed up, our tool can keep the audio pitch natural so speech still sounds like a person, not a chipmunk — or you can drop the audio entirely for a silent timelapse. Slow motion works best on footage shot at a high frame rate, but any clip can be stretched for effect. Everything runs on the server and the result keeps the original resolution.

Frequently Asked Questions

Is the video speed changer free?

Yes. New users get starter energy points; one operation costs 2–5 points depending on the final length.

Will speeding up make voices sound funny?

Not if you keep the natural pitch option on — speech stays clear. Turn it off for a classic sped-up chipmunk sound.

Does slow motion add smooth frames?

Slowing down stretches the existing frames; footage shot at a high frame rate looks smoothest in slow motion.

How long can the result be?

Slowing a clip down makes it longer; the final video follows the usual limits — up to 5 minutes by default and 20 minutes with Prime.

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