Happy Screw Merge: ASMR is an innovative puzzle game available for Android that combines merging mechanics with screw sorting challenges. Players engage in a workshop environment where they merge identical screws, bolts, and nuts to create advanced tools, from simple wrenches to powerful electric drills. The game features sorting puzzles that require players to arrange colorful screws, clear toolboxes, and solve brain-teasing levels at their own pace. As players progress, they earn decor tokens and furniture blueprints, allowing them to design a personalized workshop space.

In addition to the core gameplay, Happy Screw Merge offers mini-games such as 'Speed Screw Matching' and 'Nut Memory Game' for added variety and rewards. The game includes handy boosters, a loyal robot dog companion, and weekly events that promote competition and community engagement. With its offline playability and diverse decoration themes, this game caters to merge enthusiasts, puzzle solvers, and aspiring interior designers alike.