Tooloat

Change video speed

Make a clip slow motion or a fast time lapse. Pick a preset or type an exact speed from a quarter to four times, and keep the original pitch of voices with a time stretch algorithm, or let the pitch change for a chipmunk or slow tape effect.

Tooloat runs in your browser and needs JavaScript. It opens in a moment, and your files are processed on your device.

How it works

  1. Drop a video.
  2. Choose the speed and whether to keep the pitch.
  3. Download the retimed video.

Why use it

  • 0.25x to 4x with exact value entry.
  • Pitch preserving audio stretching.
  • Optionally remove the audio.
  • MP4 or WebM output.

Questions and answers

Does the audio stay in sync?

Yes. Audio and video are both retimed by the same factor.

Can I keep the voice at normal pitch?

Yes. Keep the original pitch is on by default.

Are there watermarks?

No.

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