Counter-Strike: Condition Zero does not have an official standalone APK released by Valve for Android

Part 5: Top 5 Android Alternatives to Counter Strike Condition Zero

If the APK hunt proves too risky or frustrating, these mobile games deliver a virtually identical tactical FPS experience:

  1. Install Steam Link on your Android device.
  2. Pair a Bluetooth keyboard and mouse (touch controls are painful for shooters).
  3. Pair your phone with your PC via the on-screen code.
  4. Launch Counter-Strike: Condition Zero from your Steam library on the PC.
  5. The game streams to your phone in real-time.