QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.
Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.
A Google a Day - Online trivia game where you use Google's search to answer questions as fast as you can.
Guitar Pro 7 - Create, play and share your tabs
Trivia Crack Kingdoms - The amazing quiz game that lets you test your knowledge and challenge your friends to see who is the smartest. Developed by Etermax
JJazzLab - Fed up with boring backing tracks ? Try JJazzLab!