Cooking World is a time-management restaurant simulation game that distinguishes itself through a vertical-screen, portrait-mode interface designed for one-handed play. By eliminating the need for device rotation, it offers a high-convenience, "pick-up-and-play" experience for casual gamers. The game features a global culinary journey, kitchen upgrades, and a unique "PARTY-TIME" reward mechanic that automates combo generation. Despite its innovative UI and strong core loop, the app is currently facing a severe crisis in user trust. While it holds a high average rating of 4.8, recent sentiment is overwhelmingly negative due to aggressive, intrusive advertising and broken in-app purchase functionality. Currently ranked #95 in its category, the app is struggling to convert its initial download appeal into long-term retention. To stabilize its market position, the developer must prioritize fixing the "remove ads" purchase bug and rebalancing the monetization-to-gameplay ratio.