The speed changes but the pitch stays the same — no squeaky chipmunk sound.
Audio → faster or slower
Change audio speed
Upload an audio file and pick a speed — the tool speeds up or slows down the recording without the chipmunk effect: the pitch is preserved. Handy to listen to podcasts and lectures faster, or slow down music or speech for practice.
Processing takes a few seconds. The pitch is preserved. v1: up to 60 minutes.
From 0.5× (half speed) to 2× (double speed) — for listening or study.
Processing takes seconds and needs no editor installed — right on the site.