Control how you
hear the web.
Adjust pitch and playback speed of any audio on any website — independently, in real time.
Change Pitch
Every detail, at your fingertips
Four powerful capabilities in one lightweight extension.
Pitch Shift
Raise or lower the pitch of any audio without affecting playback speed. Perfect for musicians and learners.
Speed Control
Adjust playback speed independently from pitch. Speed up lectures or slow down complex passages.
Universal
Works on any website with audio or video — YouTube, Spotify, SoundCloud, podcasts, and more.
Real-Time
Instant adjustments with zero lag. Hear changes the moment you make them — no buffering, no delay.
Built for how you listen
Musicians & Producers
Transpose songs to practice in any key. Slow down complex passages to learn them note by note.
Language Learners
Slow down native speakers without distortion. Repeat sections at comfortable speeds to build fluency.
Content Consumers
Speed through lectures and podcasts. Adjust pitch on chipmunk-sounding sped-up audio for clarity.
Ready to change
how you listen?
Join thousands who transformed how they hear the web.
Free. Lightweight. No account required.