One Line

About One Line

A brain-training puzzle in which you draw 1 line, that will sharpen your wits. In this free-to-play puzzle game, you merely have to draw one line. It is deceptively simple, yet profoundly deep. Play through the extensive stages, sharpening your wits as you have fun.

How to Play One Line

Start One Line by selecting a colour from the palette on screen and clicking or tapping the area you want to fill. Work from the largest sections outward to smaller detail areas. When you are happy with the result, save or share your creation.

Controls

Use your mouse or touchscreen to choose colors and interact with the drawing tools.

Why Players Love This Game

One Line makes digital coloring accessible and fun for all ages, with no pressure and plenty of room for personal expression. The controls are straightforward and the learning curve is gentle, which makes it accessible without being trivial. The puzzles element gives the game a distinctive character within its category.

Skills You Can Practice

One Line naturally encourages the development of creativity, color recognition and fine interaction skills through its core gameplay.

Tips for Beginners

• Use a zoom feature if available to colour precise or small sections more accurately.
• Zoom out regularly to see how the full image is looking as a whole composition.
• Try different colour palettes to see how they change the overall mood of the finished image.
• Experiment with unexpected colour combinations — there are no wrong choices in creative games.