ComicScreen by InstSoft positions itself as a comprehensive solution for digital comic and document viewing on Android devices, distinguishing itself through extensive format compatibility and flexible file management. The application supports compressed archives (ZIP, RAR, CBZ, CBR), PDF documents, and seven image formats including modern variants like WebP and AVIF, making it suitable for both contemporary digital comics and legacy scanned collections. Core functionality extends beyond basic viewing with robust file management through integrated explorer capabilities including search, rename, and delete operations. Network support through SMB and FTP protocols enables direct access to network-attached storage, while USB-OTG support facilitates reading from external drives. The reading experience offers dual viewing modes—horizontal two-page spread for Western comics and vertical single-page for manga—complemented by smooth scrolling, page previews, and automatic page sorting that adjusts to reading direction preferences. User interface design emphasizes practicality over aesthetics, with a straightforward folder navigation system and configurable reading settings. Real-world usage patterns show particular strength in handling mixed-format libraries, where users frequently switch between manga (right-to-left reading) and Western comics (left-to-right) through the orientation settings. The chapter drawer functionality organizes content logically, though some users report wanting more granular folder-level customization. User feedback consistently praises the app's format compatibility and reading customization, with Trey 'gnarTriip' Miller noting on May 4, 2025: 'Just found the setting that does exactly what I said' regarding swipe direction customization. Multiple reviewers including Hoang Nguyen (April 14, 2025) and Subhani Minhas (August 12, 2025) request additional folder-level settings and bookmarking options, indicating areas for potential improvement despite overall high satisfaction. The application demonstrates notable strengths in format support and reading flexibility, though the advertising-supported model and some interface limitations represent trade-offs. Ideal for users managing diverse digital comic collections who prioritize format compatibility and reading customization over premium interface design, particularly those accessing content from multiple storage locations including network shares and external devices.