Glu

Glu Mobile, Inc. (also known as Glu Games or simply Glu) is a publisher of mobile games for smartphone and tablet devices. Founded in San Francisco, California, in 2001 as Sorrent, Glu has since taken up office in more than four countries. Glu offers products to multiple platforms including iOS, Android, Amazon, Windows Phone and Google Chrome. Its contribution to the Castlevania games are the mobile ports for Aria of Sorrow and Dawn of Sorrow.