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Description

Turn your iPhone or iPad into a musical instrument! RD4 - Groovebox is a music making app with virtual analog synthesizers, drum machines and effects.

Compose and arrange your music in real-time. Choose instruments individually for the 4 channels. Record live or set notes with the dedicated sequencer or piano roll of each instrument.

"This is no desktop app crammed onto a touchscreen. It seems the interface has been designed around your fingertips." Peter Kirn from CDM (createdigitalmusic.com)

Via in-app purchase: Upgrade to premium and unlock the following features:
Save Song, Export Loop, Audio Session Recording, Share Sounds, All 10 Drum Kits, All 5 Effects, Mixer Instrument Configuration, Effect Bus Configuration, MIDI Input and MIDI Clock Sync in/out.

This multi-touch enabled app makes it simple to invent unique loops and musical phrases. Manipulate the sound of the synthesizers by tweaking the oscillators, resonant filters and audio envelopes. Add audio effects like reverb, distortion, phaser, filter and delay to your sounds.

Appropriate both for experienced musicians and beginners.

Feature Overview

Mixer
- 4 channel rack mixer
- Instrument selection for each channel
- Volume control with level meter per channel
- Direct audio effect channel assignment
- Tempo control with tap tempo
- Channel mute and solo

Sequencer
- 2 banks with up two 8 bars per instrument
- Adjustable play modes from 1 to 8 bars and random modes
- Song Mode with a length of up to 99 bars

Choose between two virtual analog synthesizers and the drum machine for each channel:

Analog
- Modeled after legendary monophonic synths of the '70s
- For fat sounding bass and powerful lead sounds
- 3 oscillators with 6 different waveforms
- Each oscillator can be tuned precisely and has a warmth control for the typical analog sound
- Attack, Decay, Sustain and Release envelope generator
- Pitch wheel
- Low-pass filter (24dB/oct, 4-pole) with knobs for cutoff, resonance and an Attack/Decay/Sustain envelope generator

- Recording of played notes in real-time
- Piano Roll for editing recorded notes comfortably
- Or compose by drawing notes directly with the piano roll in 1/16 or 1/32 resolution
- Piano roll editing features: Transpose Pattern, Shift Sequence and Quantize Pattern

Bassline
- Reminiscent of the legendary 303 synthesizer
- Create bubbling basslines and screaming lead sounds
- Successor of the famous synthesizer Rubberduck from d-lusion
- High-quality low-pass filter with resonance, cut-off, and envelope controls
- Oscillator with 4 types of waveforms
- Real-time step sequencer with accent and slide

Beats
- Program beats with 10 classic drum kits: 808, 909, 606, CR-78, Linn, KR55, RX11, RZ1, DMX, DPM48
- Booming kick drums, snappy snares and throbbing percussions
- 8 channels per drum kit
- Punch control for volume and envelope adjustments
- Accent programmable for each drum channel
- Free assignable effects for each drum sound
- Channel mute, Closed Hi Hat mutes the Open Hi Hat
- Real-time pattern based step sequencer

Audio effects:
- 5 effects: Reverb, distortion, filter, phaser and delay
- Real-time controllable
- X/Y control field for each effect
- 4 effect sends
- Chaining of 2 effects

Technical features:
- Audiobus support
- Core MIDI support
- Connects to all available MIDI input sources automatically
- MIDI Clock Sync support, in/out
- Automatic MIDI input focus when switching Instruments
- Multi-touch control
- Live session recording
- Audio loop export feature
- Session save capability
- Cut/copy/paste pattern

iOS Store Category:

Primary: Music

App Store

Google Play Store Category:

Primary: Applications

Secondary: Music & Audio

Google Play

Privacy Policy

Total Ratings

25
5
13
4
2
3
2
2
2
1
6
590
5
390
4
83
3
47
2
29
1
41

Screenshots

RD4 - Groovebox screenshot 1RD4 - Groovebox screenshot 2RD4 - Groovebox screenshot 3RD4 - Groovebox screenshot 4RD4 - Groovebox screenshot 5

Version History

Launched Sep 16, 2013 (over 6 years ago).

Releasing new versions every 5 months, on average.

Mar 13
2018
(Current)
Version 2.3.8

- broken in-app purchase fixed

Feb 23
2018
Version 2.3.7

bugfix update

May 16
2017
Version 2.3.6

- fix sequencer hiccups
- fix iPad share sound crash

Feb 07
2017
Version 2.3.5

- added new drum kit and demo song
- fixed crash on iPad with Ableton Link Settings
- fixed main screen bounds bug after pressing the device’s power button

Dec 05
2016
Version 2.3.4

New version 2.3.4 now with Ableton Link integration.

Oct 24
2016
Version 2.3.3

bug fix update

Sep 28
2016
Version 2.3.1

iOS9 support

Dec 30
2014
Version 2.2.1

- Audiobus 2 support
- iOS 8 improvements

Dec 27
2013
Version 2.2.0

- Deep integration of the external keyboard/controller Novation Launchkey Mini - Control RD4 with the Launchkey: play notes, turn knobs, set drum steps and operate the mixer.
- Send MIDI Clock implemented
- Song Mode fixed
- Various bugfixes

Nov 15
2013
Version 2.1.5

- Migration from paid to free version with in-app purchase
- Various bug fixes

Oct 24
2013
Version 2.1.0

- Core MIDI support
- Connects to all available MIDI input sources automatically
- External MIDI clock sync support
- Automatic MIDI input focus when switching Instruments
- Check out our detailed MIDI Implementation Chart here: http://www.mikrosonic.com/rd4-midi-ios

Sep 25
2013
Version 2.0.1

- Audiobus support added
- Updated to iOS 7

Sep 16
2013
Version 2.0.0

Click to see more

Launched Jan 28, 2014 (about 6 years ago).

Releasing new versions every over 1 year, on average.

Dec 13
2018
(Current)
Version 2.4.0

- updated to support lastest Android version
- added new demo tracks
- new drum kit 'Minimal' for driving minimal beats
- fix for 'export loop' sometimes writing broken .WAV file
- support for Pro Audio low latency feature

Sep 05
2016
Version 2.3.5

- Android 6 ready
- Support for Pro Audio low latency feature
- Now available for Nexus 5X and Nexus 6P

Dec 10
2014
Version 2.3.0

- Support for displays with a resolution of 2560 x 1440 pixels (xxxhdpi) for devices such as the LG G3 or Samsung Note 4
- GUI enhancements for Android 5/Lollipop

Jan 28
2014
Version 2.2.0

Turn your phone or tablet into a musical instrument! RD4 - Groovebox is a music making app with virtual analog synthesizers, drum machines and effects.

Compose and arrange your music in real-time. Choose instruments individually for the 4 channels. Record live or set notes with the dedicated sequencer or piano roll of each instrument.


"This is no desktop app crammed onto a touchscreen. It seems the interface has been designed around your fingertips." Peter Kirn from CDM (createdigitalmusic.com)


This multi-touch enabled app makes it simple to invent unique loops and musical phrases. Manipulate the sound of the synthesizers by tweaking the oscillators, resonant filters and audio envelopes. Add audio effects like reverb, distortion, phaser, filter and delay to your sounds.


Appropriate both for experienced musicians and beginners.


Loops you've created and exported with RD4 can also be automatically integrated into mikrosonic's audio mixer app SPC - Music Sketchpad.


Feature Overview


Mixer:
- 4 channel rack mixer
- Instrument selection for each channel
- Volume control with level meter per channel
- Direct audio effect channel assignment
- Tempo control with tap tempo
- Channel mute and solo


Sequencer:
- 2 banks with up two 8 bars per instrument
- Adjustable play modes from 1 to 8 bars and random modes
- Song Mode with a length of up to 99 bars


Choose between two virtual analog synthesizers and the drum machine for each channel:


Analog
- Modeled after legendary monophonic synths of the '70s
- For fat sounding bass and powerful lead sounds
- 3 oscillators with 6 different waveforms
- Each oscillator can be tuned precisely and has a warmth control for the typical analog sound
- Attack, Decay, Sustain and Release envelope generator
- Pitch wheel
- Low-pass filter (24dB/oct, 4-pole) with knobs for cutoff, resonance and an ADSR envelope generator


- Recording of played notes in real-time (depending on devices capabilities)
- Piano roll for editing recorded notes comfortably
- Or compose by drawing notes directly with the piano roll in 1/16 or 1/32 resolution
- Piano roll editing features: Transpose Pattern, Shift Sequence and Quantize Pattern


Bassline
- Reminiscent of the legendary 303 synthesizer
- Create bubbling basslines and screaming lead sounds
- Successor of the famous synthesizer Rubberduck from d-lusion
- High-quality low-pass filter with resonance, cut-off, and envelope controls
- Oscillator with 4 types of waveforms
- Real-time step sequencer with accent and slide


Beats
- Program beats with 10 classic drum kits: 808, 909, 606, CR-78, Linn, KR55, RX11, RZ1, DMX, DPM48
- Booming kick drums, snappy snares and throbbing percussions
- 8 channels per drum kit
- Punch control for volume and envelope adjustments
- Accent programmable for each drum channel
- Free assignable effects for each drum sound
- Channel mute, Closed Hi Hat can mute the Open Hi Hat
- Real-time pattern based step sequencer


Audio effects:
- 5 effects: Reverb, distortion, filter, phaser and delay
- Real-time controllable
- X/Y control field for each effect
- 4 effect sends
- Chaining of 2 effects


Technical features:
- Customized layouts for phones, 7 and 10-inch tablets
- Special additional rack view in portrait mode for 10-inch tablets
- Support for the Novation Launchkey Mini keyboard/controller
- USB MIDI support, connects external MIDI keyboards and controllers
- External MIDI clock sync support
- Automatic MIDI input focus when switching Instruments
- Multi-touch control
- Live session recording
- Audio loop export feature
- SoundCloud Sharing Kit integration
- OpenSL support for low latency*


* Please note that for recording in real-time with the Analog synthesizer you will need a low latency Android device with at least Android 4.2. Read more about audio latency on our FAQ: http://www.mikrosonic.com/faq


More details at: http://www.mikrosonic.com/rd4

Click to see more