Simple, convenient, and practical, designed for daily office work, study, and reading. PDF Reader App supports opening PDF, Word, PPT, and Excel files, and boasts powerful PDF editing and file management functions, helping users process documents anytime, anywhere. 🔹Multi-format Document Viewing Directly open and view common file types such as PDF, Word, PPT, and Excel. Clear layout, smooth reading, no format conversion required, open and use immediately. Supports quick search and categorized browsing, easily find your target document. 🔹PDF Editing and Annotation Highlighting, underlining, and strikethrough, instantly pinpoint key content. Simple operation, easily mark up. 🔹Convenient File Management Functions Supports document renaming, deletion, quick sharing, and saving frequently used files. View file paths for convenient management. 🔹PDF Toolbox Merge PDFs: Combine two or more PDF files into one document. Lock/Unlock PDFs: Set a digital password to protect important documents. Scan PDFs: Take photos or add images from your album, convert to PDF with one click. Whether for studying, working, or daily reading, the PDF Reader App provides a superior document processing experience.