This Gun App uses the weapons from the popular Online FPS game Alliance of Valiant Arms. This is the second version of the A.V.A Gun app. In this version, there are 19 weapon selections. In addition, there is a choice of secondary (Handguns) weapons in this version as well as the original SMGs, Assault Rifles, and Sniper weapons. Audio of the the weapons are from the actual real life weapon sounds. Enjoy the free app and also try A.V.A @ http://ava.ijji.com Thank you and enjoy A.V.A!