Key Signature QuizFree
Do you wish you could look at any peace of sheet music and instantly recognize which key signature it is written in? This simple app quizzes you on both major and minor keys, from 0 to 7 sharps or 0 to 7 flats, so you can learn to visually recognize
Downloads: 4+ (for Android)Report app for spam or abuse!
For music on your smartphone, you can easily trim the files and create new ringtunes or ringtones!