One Touch Drawing Puzzle smart ONE LINE is a free puzzle game developed by GROUP KETCHA for Android devices. It is a classic game that many of you have seen before, but with a twist. The game has simple rules but requires serious thinking to solve. It is perfect for exercising your brain with some simple and fun puzzle solving!

To play, draw the figure with one continuous stroke. There are plenty of stages with lots of variety, where an arrowed line must be drawn along the corresponding direction, a numbered line must be drawn in the corresponding turn, and a Red line must be drawn twice. The game offers hints and answers to puzzles for free.