You've played rhythm games, but have you ever played a music game? String Theory is a unique audio puzzle game that trains the player to recognize musical chords. Pit your ear against 20 different BGMs, each with 14 different chord variations. Whether you're a formally trained musician who wants to keep your skills sharp or are a casual listener who wants to appreciate music in a new way, String Theory offers a cacophony of challenges. Features:- 20 original pieces of music, each with 14 different chord variations, by composer Shael Riley.- Test your abilities against over 20 instruments.- Learn to recognize major, minor, and seventh chords.- Randomized levels- Mix your instruments up in Chaos mode or race against the clock with Time Attack.