For a decent experience, yes. Touchscreen overlays for classic PC shooters are imprecise. However, some modified APKs include custom touch buttons – expect a steep learning curve.
If your device is not powerful enough to run the files locally, you can stream the game via cloud services like GeForce NOW , provided you own the game on Steam. How to play Counter Strike 1.6 on Android with Xash3D
For an authentic competitive FPS experience on Android, install or Critical Ops from the Google Play Store – both are free, safe, and actively updated. If you want classic CS on a touchscreen, consider streaming your Steam library via Steam Link instead.
: Unlike other titles, this version includes a mission-based campaign with specific objectives (e.g., "kill 3 enemies with a Clarion 5.56"). Improved Bots
Valve focuses on Steam and PC ecosystem. They have stated that porting GoldSrc or Source engine games to mobile would require a complete rewrite, and the revenue from a $10 game does not justify the development cost.
The following report evaluates the availability, legality, and safety of " Counter-Strike: Condition Zero " (CS:CZ) for Android mobile devices. Executive Summary no official mobile version Counter-Strike: Condition Zero