Screw Master 3D: Pin Puzzle by Supersonic Studios LTD presents a mechanical-themed puzzle experience where players manipulate 3D objects to remove screws through precise rotation and spatial reasoning. Positioned within the crowded puzzle genre, the app distinguishes itself through its engineering-inspired mechanics and substantial level library. The core gameplay revolves around dragging and rotating intricate pin assemblies to align and extract screws, with physics-based interactions providing realistic resistance and satisfaction upon successful completion. Levels progressively introduce complex arrangements requiring strategic planning, with visual indicators showing screw looseness percentage to gauge progress. The interface employs minimalist design with contextual touch controls, though some precision movements may require multiple attempts due to sensitivity issues. Real-world usage patterns show short session gameplay ideal for commutes or breaks, though progression often hinges on optional ad-viewing for hints. User feedback reflects polarized experiences, with Taz Raven (2025-06-28) praising the addictive quality and reward system: 'This game is fun and keeps me wanting to keep playing... gives you extras to help'. Conversely, Ineke Claus (2025-07-01) notes frustration with repetitive color schemes and mandatory ads: 'forced to watch the ads...30 sec to 60 secs to continue'. The app demonstrates competent puzzle design with satisfying tactile feedback, but its freemium model creates noticeable progression barriers. Ideal for players tolerant of advertisement-based mechanics seeking casual spatial challenges.