This simple MIDI effect app for Audiobus 3 allows you to transpose notes. You can shift by octaves and half-tones. This is useful if you want play an external keyboard in a different tone. You can also use it to create harmonies, i.e. create a second voice in an interval. Since this app is so essential, you can get it for free.
+ Shift notes in half-tone steps
+ Shift notes in octave steps
+ Use multiple instances of this effect in Audiobus
NOTE: This app requires Audiobus 3. Insert it into one or more MIDI effect ports to affect the data going through the respective pipelines.
Version history
1.0.6
2020-12-01
Update for iOS 14
1.0.5
2019-11-28
Update for iOS 13
1.0.4
2018-06-15
Update for GDPR
1.0.3
2017-09-14
+ Fixes for iOS 11
1.0.2
2017-05-29
Did you know that there are some new Midiflow apps for Audiobus? Check out Midiflow Channels and Midiflow Adapter!