Frequently asked questions

ToneBrowser ships with a pitch engine inside the browser itself. Open a YouTube URL and adjust pitch and speed in real time — no download, no conversion.

Default players resample audio, so speed and pitch move together. ToneBrowser uses a time/pitch separation algorithm, so you can move them independently.

It works best on stereo mixes where the vocal sits in the center channel. Mono tracks and live recordings with off-center vocals will see weaker results.

Yes — common workflow is to set the key in rehearsal, remove vocals for a backing track, then run it into a small speaker during the set. A-B loop also helps drill medleys.

Core features are free. Ad-removal and some advanced tools are available as in-app purchases, visible inside the app.

Yes — App Store (iOS 16+) and Google Play.

The pitch, speed and vocal-remover engines run fully on-device. Streaming services like YouTube still need internet.

We do not share data with third parties and do not collect personally identifiable information beyond what the platform ad SDKs require. See the Privacy Policy for details.