Speed Up a Tutorial or Lecture

Make a recorded lesson quicker to get through.

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Arrastra archivos aquí o haz clic para explorar

MP4, WebM, MOV, AVI, Video sin límite de tamaño de archivo

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Tus archivos nunca salen de tu dispositivo. Todo el procesamiento se realiza localmente en tu navegador.

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

tutorials tips

🎙️

1.5× keeps speech clear (pitch is corrected) while cutting watch time by a third.

🎓

Great for condensing long recorded lectures or webinars.

⏱️

Try 2× for material you're reviewing rather than learning fresh.

🔒

Your recording stays on your device.

Elegir archivo

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

Procesar

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

Descargar

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

✓Completamente gratis — sin costes ocultos, nunca

✓Sin cuenta, correo ni registro requerido

✓Los archivos nunca salen de tu dispositivo

✓Sin límite de tamaño de archivo en absoluto

✓Sin marcas de agua en ningún resultado

Make a Slow-Motion Video

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

Speed Up a Video / Timelapse

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

Speed-Ramp a Clip for Social

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