Questions, bugs, or purchase issues: email littlehumangroup@gmail.com. We reply within two business days.
For the sound to keep up with the pedal, connect with a cable: CarPlay over USB, or an AUX cable (3.5 mm or USB). Some cars buffer Bluetooth audio by one to three seconds, so the sound lags behind your driving. The phone speaker also works with no delay.
Drive mode uses GPS and motion sensors. Allow location access for REVBOX in Settings → Privacy & Security → Location Services, keep the phone in a fixed mount, and give GPS a few seconds to lock after you set off.
Open the Pro page in the app and tap Restore purchases, signed in with the same Apple Account you bought with. Subscriptions are managed in Settings → Apple Account → Subscriptions.
Refunds are handled by Apple at reportaproblem.apple.com.