Free audio speed changer. Speed up or slow down MP3 and audio from 0.5× to 2× with live preview. No sign-up, no watermark, 100% private.
Three steps, a few seconds — no account needed.
Drop your audio file to get started.
Apply your changes with a live preview.
Save the result instantly.
Turn your file into a share-worthy AI Effect — one tap, no prompts.
Common formats are processed right in your browser; advanced formats use our secure server and are deleted immediately — never stored.
No queue and no daily limits. Use it as much as you want, free forever.
Download clean files immediately — no account, no email, no watermark.
Make a track faster or slower — speed up a podcast, slow down a song to learn it, or fit audio to a time slot. Drag the speed slider from 0.5× to 2× and press play to hear it live, then export.
Speeding up is great for lectures and podcasts; slowing down helps with transcription, music practice and language learning.
Upload it, drag the speed slider (0.5×–2×), press play to preview, and export.
The live preview changes pitch with speed; pitch-preserved export is handled on download.
From 0.5× (half speed) up to 2× (double speed).
Yes — free, and the preview runs right in your browser; your files are processed securely and never stored.
Fast, clean and totally free — change audio speed done in seconds, no waiting around.
Love that my files are never stored. No sign-up, no watermark, just the result.
Bookmarked. The best free change audio speed I’ve found — simple and reliable.