McOsu is described as «A free open-source circle-clicking rhythm game practice client for osu! beatmaps with Virtual Reality support. McOsu is developed separately from and has no direct affiliation with osu! or ppy Pty Ltd» and is an game in the games category. There are more than 10 games similar to McOsu for a variety of platforms, including Android, Android Tablet, iPhone, Windows and Linux. The best alternative is osu!, which is both free and Open Source. Other McOsu like games are StepMania, Frets on Fire, Clone Hero and Guitar Hero.