Happy Water Sort is a lifestyle game that aims to provide nourishment for the brain while helping to ease stress. The game involves a simple yet engaging color classification challenge where players must pour liquids or sand into test tubes to fill them with the same color liquid and advance through levels. The rules are straightforward: only liquids of the same color can be poured into test tubes, and players can reset the level at any time.

This game features a minimalist style with no penalty time, personalized game themes, easy touch controls, and over 500 carefully designed levels. Players can enjoy the game offline without the need for a network connection, making it accessible anytime and anywhere.