Flow is a puzzle game where users fill in a square board by connecting dots. The concept of flow is very simple and intuitive, taking little to no time to understand. However, the game can become quite challenging as users progress to more advanced levels with more colors and larger boards. The game is very addicting and utilizes touch screens expertly. Featuring a large number of levels, Flow is guaranteed to give players a lot of mileage in terms of gameplay hours with great replayability.

The look of the game is extremely simple, with all gameplay taking place on a black board of squares. Dots of different colors are connected by lines drawn by the player. When a level is complete, the filled in look of the board is very satisfying. The simplicity of the look and feel of the game is what gives it such a great charm.