Speed Up a Tutorial or Lecture

Make a recorded lesson quicker to get through.

No cal iniciar sessióEls fitxers es mantenen privats

Deixa els fitxers aquí o fes clic per navegar

MP4, WebM, MOV, AVI, Video sense límit de mida de fitxer

Navegar pels fitxers

Els teus fitxers no surten mai del teu dispositiu. Tot el processament es fa localment al teu 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.

Triar fitxer

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

Processa

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

Descarrega

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

✓Completament gratuït — sense costos ocults, mai

✓No cal compte, correu electrònic ni inici de sessió

✓Els fitxers no surten mai del teu dispositiu

✓Sense cap límit de mida de fitxer

✓Sense marques d'aigua en cap sortida

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