1Line: One Line Brain Puzzle

Connect every dot once and finish with one continuous line. 1Line is a one-line drawing puzzle game. Start at the glowing dot, visit every dot exactly once, and reach the goal. Features • Journey mode with stages and star challenges • Freshly generated puzzles and a shared daily puzzle • Refined visuals, animations, sound effects, and haptic feedback • Hints, undo, and path reset • Today, weekly, all-time, and country rankings • Suggested country selection that you can change manually • Korean and English support No account registration is required. This version does not display ads or offer in-app purchases.