What is One Line?
One Line is a unique and creative casual art drawing game where your mission is to use a single line to protect an innocent man from a series of unfortunate events. From shielding him against heavy rain to fending off aggressive bees and even angry giants, each level presents a new challenge. With its simple yet satisfying drawing mechanics, One Line encourages you to think outside the box to ensure his safety.

How to play One Line?

Basic Controls
PC: Use your mouse to draw a single line.
Mobile: Use your finger to draw a single line.
Game Objective
Draw a single line to protect the man from various threats and complete each level successfully.
Pro Tips
Experiment with different line shapes and angles to find the most effective solution for each challenge.
Key features of One Line?
Creative Gameplay
Unleash your creativity by solving challenges with a single line.
Dynamic Levels
Face a variety of threats and scenarios in each level.
Simple Mechanics
Enjoy intuitive and easy-to-learn drawing mechanics.
Endless Creativity
Discover new ways to solve challenges with every playthrough.