The National Geographic DE app serves as a digital repository for the German edition of the iconic publication, offering subscribers access to an extensive archive of magazine content. Developed by Selbermachen Media GmbH, this iOS application positions itself as a solution for readers seeking both current and historical National Geographic content in digital format, particularly valuable for accessing out-of-print editions that are unavailable through traditional retail channels. The application's core functionality revolves around its comprehensive digital magazine library, featuring all issues dating back to 2015 available through a subscription model. The full-text search capability across single or multiple editions enables efficient content discovery, while the bookmarking feature allows users to mark favorite pages for future reference. The reading experience is enhanced through multiple customization options, including five distinct font sizes and a dedicated text reading mode optimized for both smartphones and tablets, addressing varying user preferences and device specifications. The user interface follows a straightforward magazine rack metaphor, with issues displayed chronologically and navigation controls consistent with iOS design principles. Performance analysis indicates smooth page rendering and responsive touch controls, though the absence of innovative interactive elements beyond basic zoom and scroll functionality may disappoint users expecting more immersive digital magazine experiences. The free preview feature, offering the first ten pages of each edition, provides adequate sampling before purchase decisions. With no user reviews available for analysis, the application's 2.23 rating suggests potential usability or content issues that cannot be specifically documented through user feedback. This absence of public commentary makes comprehensive evaluation challenging, though the low rating indicates significant user dissatisfaction that prospective users should consider alongside the application's feature set and content offering. The application's primary strength lies in its exclusive access to discontinued National Geographic Germany editions, creating unique value for collectors and researchers. However, the low rating and absence of positive user feedback raise concerns about implementation quality. This app appears most suitable for dedicated National Geographic enthusiasts requiring German-language archival access who are willing to overlook potential usability issues for specialized content availability.