The PSA app serves as a comprehensive digital companion for collectors navigating the complex world of trading card authentication and grading. Developed by Professional Sports Authenticator, the industry leader in card certification, the application bridges physical collecting with digital convenience, offering end-to-end services from card identification to marketplace listing. Core functionality centers around three primary workflows: card identification through image recognition, streamlined grading submission management, and integrated marketplace operations. The visual search technology allows users to photograph any sports or trading card for instant identification and pricing estimates, though the accuracy of market valuations varies depending on card rarity and market conditions. The submission system enables collectors to build grading orders directly through the app, with real-time tracking throughout the authentication process. Marketplace integration provides direct eBay listing capabilities and consignment services through PSA's vault system. User experience demonstrates polished interface design with intuitive navigation between identification, submission, and collection management sections. The grade reveal feature presents certified cards with digital flipping animation, creating engagement during what was traditionally a physical mail-unboxing experience. Real-world usage patterns show collectors primarily utilizing the app for quick card valuations before purchases, submission tracking during grading processes, and collection cataloging for insurance or sale purposes. User feedback consistently praises the submission tracking and collection management features, with Jared Osborn noting on December 24, 2024 that 'the app makes it much easier to track your orders and get up to date status information.' Multiple reviewers including Jason D'Alberti (May 10, 2025) acknowledge the convenience of visual search while noting pricing accuracy limitations compared to specialized market platforms. Stephen B's June 6, 2025 review highlights the vault selling functionality as particularly valuable for liquidating graded collections. The application excels as an integrated solution for PSA's existing customer base, providing exceptional value through submission tracking and marketplace access. Limitations include relatively basic pricing data compared to dedicated market analysis platforms and occasional interface clunkiness in search functions as noted by users. The app serves best as a companion tool for collectors actively using PSA's grading services rather than as a standalone market analysis platform.