Draw a sigle ubroke lie to complete the displayed shape. You caot stop midway, udo a movemet, or retrace your path. If you overlap your lie or break the cotiuity, the level fails ad must be restarted.

Brain Draw Line is a minimalist puzzle game where you must complete shapes using a single, continuous line. There are no timers or unnecessary distractions — the focus is purely on precision and planning. Each level presents a unique figure that you must finish without lifting your finger or mouse and without crossing the line twice. The experience is calm, strategic, and rewarding — ideal for players who enjoy logic-based challenges.

For iOS:
Safari on iOS 8 and later supports WebGL 1.0, and on iOS 15 and later supports WebGL 2.0.

For Android：
Nearly all of them support WebGL