Speed Up an Audiobook

Get through an audiobook faster while keeping the narrator clear.

No cal iniciar sessióEls fitxers es mantenen privats

Deixa els fitxers aquí o fes clic per navegar

MP3, WAV, FLAC, OGG, AAC, M4A, Audio 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 audio — keep the natural pitch (great for podcasts and audiobooks) or shift the pitch. Runs entirely in your browser.

audiobooks tips

📚

Natural-pitch mode keeps the narrator sounding human at 1.25×–2×.

🧠

Start at 1.25× and work up as your ear adjusts to faster speech.

🎧

Great for chapters you're reviewing rather than experiencing for the first time.

🔒

Your files stay 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

Speed Up a Podcast

Listen faster by speeding up a podcast with natura

Make a Nightcore / Sped-Up Edit

Speed up and pitch up a track for the nightcore ef

Make a Slowed + Reverb Edit

Slow a track down and lower its pitch for the slow

Slow Down Audio for Transcription

Slow speech down to make it easier to transcribe b