SeatGeek - Buy Event Tickets is an excellent application that helps you to buy and resell tickers to thousands of sporting events including MLS, NFL and NHL, concerts, festivals, and theaters shows.
Quake - Quake is a series of first-person shooter video games released by id Software.
Cinemark Movie Club - Cinemark Movie Club is one of the best addictive app for movie lovers that helps you to find the movie, show times and theaters near you with this stunning application.
Call of Duty - Call of Duty is a first-person and third-person shooter series by Infinity Ward.
StayIn - Answer a couple of questions and get a movie to watch
Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.