Sibelius - Sibelius is a virtual score creation tool which allows composers to easily create new piano scores, developed by Avid.

Trivia Crack - Produced by Etermax, Trivia Crack lets players answer trivia questions and compete against other people on mobile devices.

JJazzLab - Fed up with boring backing tracks ? Try JJazzLab!

QuizClash - In QuizClash, you can challenge your friends or random opponents to a game of trivia.

Guitar Pro 7 - Create, play and share your tabs

QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.