Download

Download Counter-Strike Online 2, install and start playing! 

Every version is translated into its local language.

CSO2 ENGLISH/ русский
CSO2 Japan
CSO2 JAPAN (日本)
CSO2 Korea
CSO2 KOREA
CSO2 Taiwna
CSO2 TAIWAN (台灣)
CSO2 China
CSO2 CHINA (中国)

Another Free Counter-Strike?

Check out Counter-Strike Online on the GoldSrc engine, also licensed by Valve!