IMSLP:Apps

Apple app store icon.png (iPad/iPhone/iPod Touch)

Google play button.png (Android Tablet/Phone)

Amazon appstore button.png (Kindle)

Other Apps

MusikViewer

An open-source Android phone/tablet app to open, view and playback MuseScore and MusicXML files, with extensive export capabilities (MuseScore/MusicXML/PDF) and limited editing capabilities (transposition, adjusting playback speed).