Valve’s mobile presence has been minimal. They released Counter-Strike: Portable (a very basic demo) for older Nokia phones decades ago, and Portal for the Nvidia Shield. As of 2025, there is no official CS:CZ on the Google Play Store.

Relive the tactility of the M4A1, the blast of the AWP, and the terror of a bot rushing B—but do it safely.

This article will dissect everything you need to know: the availability of legit APKs, the difference between native ports and emulation, how to install the data (OBB) files, and the legal risks involved. First and foremost, let’s address the elephant in the room: Valve Corporation has never released an official Android port of Counter-Strike: Condition Zero .

While Xash3D is primarily built for Half-Life and CS 1.6 , dedicated modders have successfully ported Condition Zero assets to work on this engine.