What's the best Android app for browsing and managing system files without root access?

Device File Service is an Android application that allows users to explore and manage system files without needing root access, making it ideal for those who want to perform advanced file tasks without compromising device security or warranties. The app provides a straightforward interface for navigating hidden folders, viewing file details, and executing operations such as moving, renaming, or backing up files. For example, in real-world use, someone could employ it to clear residual app data or organize internal storage before a software update. Key features include a built-in search tool for quickly locating files and support for handling various file types, which simplifies tasks like archiving documents. Reviews indicate that users appreciate the app's ability to access typically restricted areas, though some note occasional lag when processing large files or folders. While the free version may include ads, the core functionality remains robust for everyday management. Overall, Device File Service offers a reliable solution for non-rooted devices, balancing accessibility with practical file-handling capabilities.