RD4 - Groovebox is a music creation app for iOS and Android phones and tablets that combines two virtual analog synthesizers, drum machines with 8 voices and 10 drum kits and 5 audio effects.
Every instrument has a step sequencer and the Analog synth has a piano roll. It's also possible to record notes in real-time with the virtual keyboard. The app supports low audio latency on specific Android devices.
The app has a 4 channel mixer and it's possible to choose individually for each channel between the Analog, the Bassline and the drum machine.
Loops created and exported with the Groovebox can also be automatically integrated into mikrosonic's audio mixer app SPC - Music Sketchpad (Android only).
- Two different virtual analog synthesizers: Analog and Bassline.
- Drum machine with 10 drum kits: 808, 909, 606, CR-78, Linn, KR55, RZ1, DMX, RX11, DPM-48.
- 4 channel mixer.
- Instrument selection for each channel.
- Step sequencer for the basslines and the drum machines.
- Piano Roll for the Analog synth and live recording.
- 5 effects: Reverb, distortion, phaser, filter and delay.
- Special portrait mode for 10-inch tablets (Android only).
- Multi-touch control.
- Live session recording as WAV file.
- Audio loop export as WAV files.
- Support of direct upload to SoundCloud.
- OpenSL support.