This is Counter-Strike: Global Offensive Case Simulator. There are over 3 cases (Weapon Case 1, Weapon Case 2, Weapon Case 3). All cases have original weapons and also StatTrak weapons are included.
Player can open cases for money and sell the weapons, you can see your blance in inventory.

ALL WEAPONS HAVE REAL STEAM MARKET PRICE MARKED!!!

CS:GO Case Simulator Pro (Includes eSport Series)
https://play.google.com/store/apps/details?id=com.pixusoft.csgocasesimulator

CS:GO Case Simulator Extra (Includes Phoenix, Huntsman, Winter)
https://play.google.com/store/apps/details?id=com.pixusoft.csgocaseextra

CS:GO Case Simulator Plus (Includes Weapon Series)
https://play.google.com/store/apps/details?id=com.pixusoft.csgocaseplus