Theory Lessons for iPhone
You can’t become a serious musician if you don’t study a bit of music theory. Thanks to apps such as Theory Lessons for iPhone, you can take close to 40 lessons on the go. The app has a clean interface and provides you with dots/ties, steps, triad inversion, chords, tones, intervals, and other lessons.
The app provides you with simple explanations of music concepts and animated lessons. Theory Lessons is available for iPhone and iPad devices running iOS .92 or later.