HappyMood - All Games Library positions itself as a digital organizer for mobile gaming enthusiasts, offering a unified space to track games across different app stores and platforms. The application fills a specific niche for players who maintain extensive gaming libraries across iOS, Android, and cloud services, providing basic organizational tools without the social features found in more comprehensive gaming platforms. The core functionality revolves around manual game entry and cataloging systems. Users can search through an integrated database to add titles to their collection, create custom categories for organization, and mark games with status indicators like 'completed,' 'playing,' or 'wishlist.' The app includes basic discovery features with genre filters and release date sorting, though the database appears more limited than dedicated gaming platforms like GG or Backloggd. Offline access to personal collections works reliably, which proves useful during commutes or limited connectivity scenarios. During testing, the interface presents a straightforward grid-based layout that makes navigating personal collections intuitive. The search function performs adequately for popular titles but shows occasional delays when querying niche or regional games. Real-world usage scenarios include tracking progress through lengthy RPG campaigns, remembering which puzzle games were completed months earlier, or building wishlists for upcoming sales. The absence of automated playtime tracking or achievement integration means users must manually update their progress, which may deter those accustomed to connected gaming ecosystems. Early user feedback indicates appreciation for the simple organizational approach, with several comments mentioning the relief of having all mobile games documented in one place. However, reviews also highlight limitations in database comprehensiveness, with some regional and indie titles missing from search results. Performance concerns occasionally surface regarding slower loading times when managing libraries exceeding several hundred titles. The absence of social features or import/export functionality appears as a recurring mention among users transitioning from other gaming tracking platforms. As a gaming catalog tool, HappyMood delivers competent organization features for casual to moderate mobile gamers. The straightforward approach benefits users seeking simple library management without complex social integrations. While the database gaps and manual tracking requirements present limitations, the app succeeds as a personal gaming journal for those prioritizing basic collection management over connected gaming ecosystems.