Try out RD4 – Groovebox on iOS now for free!
Get the new version of our Groovebox for free on your iPhone or iPad.
RD4 – Groovebox is a music making app with synthesizers, drum machines and effects. Compose and arrange your music in real-time. Choose instruments individually for the 4 channels and set notes with the dedicated sequencer or piano roll of each instrument.
If you bought RD4 for iOS before this update all features remain unlocked.