Pooking - Billiards City represents MOUNTAIN GAME's entry into the mobile billiards genre, positioning itself as a premium arcade-style simulation rather than a casual mini-game collection. The application distinguishes itself through its dedicated focus on 8-ball mechanics, offering both single-player challenges and realistic physics that mimic actual table play. With over 4.6 stars on Android platforms, it appeals to users seeking authentic pool experiences without the constraints of physical locations or equipment. The core functionality centers around precision ball physics and progressive difficulty curves. Players encounter increasingly complex table layouts requiring strategic shot planning, with visual guides showing ball trajectories and impact angles. The game implements realistic spin, velocity, and collision mechanics that accurately simulate how balls interact on felt surfaces. Various challenge modes test different skills, from clearing tables in minimal shots to executing trick shots under specific constraints, providing substantial gameplay depth beyond basic pool mechanics. User experience benefits from minimalist interface design that prioritizes gameplay visibility. Control implementation uses intuitive drag-and-back mechanics for shot aiming and power adjustment, with visual indicators showing intended ball paths before execution. The HD graphics render table textures, ball reflections, and environmental details with notable precision, though some device compatibility limitations exist on older hardware. Real-world usage patterns show high engagement during short sessions, with the progressive level structure encouraging repeated attempts to perfect shots and achieve higher scores. User feedback consistently highlights the physics engine and visual presentation as standout features. Kingsley Andong (September 1, 2025) noted persistent engagement through retrying failed shots to achieve 'all combo' completions, while Jay R (September 3, 2025) praised the smooth gameplay but suggested adding background music. Scott Geddes (September 5, 2025) acknowledged improved ad management following updates that addressed previously intrusive advertising intervals. These reviews reflect general satisfaction with core mechanics while identifying areas for experiential enhancements. The application excels in delivering authentic pool simulation with polished presentation, though it lacks multiplayer functionality that competitors often include. The physics implementation stands as a technical achievement, providing realistic ball behavior that satisfies both casual players and billiards enthusiasts. However, the absence of social features and occasional performance issues on mid-range devices represent notable limitations. Ideal use cases involve solo practice sessions, skill development through challenge modes, and casual entertainment during short breaks where internet connectivity isn't required.