Sort Challenge is a free puzzle game available on Android that combines relaxing gameplay with a scientific experiment theme. Players are tasked with sorting colorful solutions by pouring them into different containers, which include test tubes and distillation flasks, providing a visually engaging experience. The game features various cartoon-shaped bottle caps that add a playful touch to the sorting process.

The game offers multiple levels with increasing difficulty, allowing players to progress at their own pace while stimulating their minds. Additionally, Sort Challenge includes a competitive battle mode where players can challenge an AI opponent in a sorting contest. This combination of relaxing and competitive elements makes it an appealing choice for fans of color-sorting games.