The CPS Test 5 Second game is a popular online game that players check their clicking speed. It is a simple but challenging game that requires players to click a mouse button as many times as possible within a five-second time frame. The 5 Second CPS Test is commonly used in gaming and competitive settings to gauge a player's dexterity and reaction time. In particular, the 5-second CPS test is a variant that challenges participants to click as many times as possible in a five-second period. While the CPS test is a fun and entertaining game.