There is no official Counter-Strike: Condition Zero APK for Android, as Valve has never released a mobile version of this game. Most sites claiming to offer a direct "Condition Zero APK" are often hosting unofficial mods, clones, or potentially harmful files.
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Transfer Data: Copy the czero and valve folders from your PC to a new folder named xash on your Android's internal storage. There is no official Counter-Strike: Condition Zero APK
Pros: 100% safe (no APK side-loading); perfect performance; supports touch controls and controllers natively. Cons: Requires a PC; requires strong Wi-Fi. Transfer Data: Copy the czero and valve folders
If you want to run the full PC version exactly as it is, you can use a Windows environment emulator. : A modern emulator that allows you to run PC files directly. You can follow tutorials on platforms like for specific setup steps for version 10 and above.