Open the app. If successful, the Valve logo will appear, and you will be greeted with the classic menu, ready to start the "Deleted Scenes" or the standard campaign.

Counter-Strike: Condition Zero | Counter-Strike Wiki | Fandom

Counter-Strike: Condition Zero is a tactical first-person shooter game that pits players into two teams: terrorists and counter-terrorists. The game features various game modes, including Bomb Defusal and Hostage Rescue. Players must work together with their team to complete objectives, using strategy and skill to outmaneuver their opponents.

These ports are known for being highly efficient because they run on the older GoldSrc engine (the same as Half-Life 1 ), making them playable even on low-end Android hardware.