DoodleMerge is an engaging sandbox puzzle game available on Android, where players embark on a journey of doodle evolution. The core gameplay revolves around combining basic line elements such as lines, curves, and dots on an 8x8 grid canvas to create intricate symbols and shapes. Players must strategically manage their energy, as placing strokes costs energy while merging elements rewards them with more.

The game offers two modes: Puzzle Levels with 40 unique challenges that test spatial reasoning, and Endless Sandbox for limitless creativity with randomly generated outlines. With vibrant vector graphics and satisfying animations, DoodleMerge provides a smooth gameplay experience that can be enjoyed offline, allowing players to immerse themselves in logical creation anytime.