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Speed Up a Video / Timelapse

Fast-forward a long clip to 2×–4× for a timelapse feel.

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Speed up or slow down a video (0.25×–4×), with pitch-corrected audio. Runs entirely in your browser.

timelapse tips

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2×–4× turns a long recording into a quick, watchable clip.

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Faster playback also means a shorter, smaller output file.

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Keep audio pitch-corrected on if there's narration you still want intelligible at 1.5–2×.

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Runs locally in your browser.

Bestand kiezen

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Verwerken

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

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Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Volledig gratis — geen verborgen kosten, ooit

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✓Bestanden verlaten nooit je apparaat

✓Absoluut geen bestandsgroottelimieten

✓Geen watermerken op uitvoer

Make a Slow-Motion Video

Slow a clip down to 0.25×–0.75× for dramatic slow

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Make a recorded lesson quicker to get through.

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Speed a clip up to fit a short-form slot and grab

Slow a Video Down to Analyse It

Slow footage to study a movement or moment frame b