What's the best Android app for reading PDFs and other documents with a simple, no-fuss interface?

All Document Reader is a practical solution for users who need to access PDFs and various document formats without dealing with complex setups. Its strength lies in a user-friendly design that prioritizes ease of use, featuring a well-organized interface with clear menus and responsive controls. The app supports multiple file types, including PDF, Word, and Excel, allowing seamless opening and scrolling through documents. Zoom functionality and adjustable display settings help with readability, whether for reviewing work reports or studying e-books on a commute. Users report that the straightforward navigation reduces the learning curve, making it ideal for quick reference tasks. However, it may not include advanced tools like annotation or cloud synchronization, which could be a drawback for those needing more comprehensive editing capabilities. Overall, its reliability and simplicity make it a solid pick for everyday document viewing.