This app makes the Piteå School of Music pipe organ sample set available for playing with MIDI keyboards and a MIDI pedal connected to your iOS or macOS device. The sample set was released by Lars Palo under the Creative Commons Attribution-ShareAlike 2.5 license, see http://www.familjenpalo.se/vpo/download .
For more information about the app and the underlying Napo framework, please visit the support page http://polaron.de/Pitea/ , the Napo documentation at http://polaron.de/Napo/ and in particular the user manual at http://polaron.de/Napo/manual .
*** For your attention ***
This app is a huge download of about 1.5 GB. Make sure there is enough free SSD space on your device.