Change a song’s key or speed, play it backwards, or turn it into rotating 8D audio — fun, shareable effects that run entirely in your browser.
Pitch & Tempo changes key or speed independently, Reverse Audio plays a track backwards, and 8D Audio makes the sound rotate around your head (best on headphones).
Yes — completely free, with no sign-up and no watermarks.
No. Effects are applied locally in your browser; nothing is uploaded.
No — "8D audio" is a rotating left-right auto-pan (best with headphones), not true 3D spatial audio. We’re upfront about that.
Yes — Pitch & Tempo changes tempo and pitch independently, so you can slow down or speed up without altering the pitch.