Go to your Android settings and allow installations from "Unknown Sources" to permit the manual APK install.
Most mobile ports of Counter-Strike 1.6 mods are lightweight, but the "Extreme" additions require more resources.
Always scan third-party APKs with mobile antivirus software before installing, as unofficial mods can sometimes contain unwanted malware. Counter Strike Extreme V7 Download Android
At least 350MB for the initial download, expanding to roughly 760MB after installation.
Over 30 new weapons with unique skins and firing modes. Go to your Android settings and allow installations
If manual APK installation seems too risky, you can play official versions via cloud gaming:
Recommended 3GB to 4GB for smooth gameplay in zombie modes with high bot counts. Counter Strike Extreme V7 Download Android
Supports most Android versions, including legacy devices. Alternative Ways to Play CS on Mobile