うつろつり is a lifestyle application designed for iPhone users that offers a minimalist fishing experience. The app allows users to cast their fishing line and wait for something to happen, emphasizing patience and simplicity. Although action is sparse, players may occasionally catch something, adding an element of surprise to the experience.

The app features a tap mechanic that enables users to generate coins, which can be used to shorten waiting times. Additionally, tapping on characters—both personal and those of other users—triggers three-character phrases, which can be randomly generated if not pre-set. This unique combination of idle gameplay and character interaction creates a laid-back atmosphere for users seeking a different type of engagement.