Speed Up an Audiobook

Get through an audiobook faster while keeping the narrator clear.

Ei kirjautumista tarvitaTiedostot pysyvät yksityisinä

Pudota tiedostot tähän tai napsauta selataksesi

MP3, WAV, FLAC, OGG, AAC, M4A, Audio ei tiedostokokorajoitusta

Selaa tiedostoja

Tiedostosi eivät koskaan poistu laitteeltasi. Kaikki käsittely tapahtuu paikallisesti selaimessasi.

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.

Valitse tiedosto

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

Käsittele

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

Lataa

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

✓Täysin ilmainen — ei piilokustannuksia, koskaan

✓Ei tiliä, sähköpostia tai kirjautumista tarvita

✓Tiedostot eivät koskaan poistu laitteeltasi

✓Ei tiedostokokorajoituksia lainkaan

✓Ei vesileimoja missään tulosteessa

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