All PDF Reader & Doc Viewer

Mars - Studio

In-app purchases

About this app

All PDF Reader is a fast PDF reader and all-in-one document reader for Android. Open and view PDF files, Word documents, Excel spreadsheets, PowerPoint slides and HWP files in one simple app, then edit, sign, scan and convert them whenever you need to.

📖 FAST PDF READER & PDF VIEWER
• Open PDF files quickly and read smoothly page by page or with continuous scrolling
• Zoom in on details and bookmark the pages you come back to
• Search text inside any PDF document
• Night mode and paper colors (white, sepia, green, blue) for comfortable reading day and night
• Open password-protected PDF files

📂 ALL DOCUMENT READER FOR OFFICE FILES
• Word reader: open DOC and DOCX documents
• Excel viewer: open XLS and XLSX spreadsheets
• PowerPoint viewer: open PPT and PPTX presentations
• HWP viewer: open HWP and HWPX files
• One office document viewer instead of many separate apps

🗂️ DOCUMENT MANAGER
• Automatically finds every PDF and office file on your phone
• Filter by file type and sort by name, date or size
• Favorites and Recent keep important documents one tap away
• Set All PDF Reader as your default PDF viewer to open attachments from email, chat apps and downloads

✍️ PDF EDITOR: EDIT, ANNOTATE, SIGN & FILL
• Edit text in PDF files and add text boxes
• Highlight, underline and strike through text to annotate PDF documents
• Sign PDF: draw your signature with your finger and place it on any page
• Fill PDF forms with text, check marks, cross marks, dots and dates

📷 PDF SCANNER
• Scan documents, receipts, contracts and notes with your camera
• Save every scan as a clean PDF file, ready to share

🔄 PDF CONVERTER & PDF TOOLS
• Word to PDF and PowerPoint (PPT) to PDF converter
• PDF to Word converter
• PDF to JPG: save PDF pages as images or as one long image
• Image to PDF: turn photos into a PDF document
• Merge PDF: combine multiple PDF files into one
• Split PDF: separate pages into smaller files
• Compress PDF: reduce PDF file size for email and sharing
• Add a watermark to PDF files
• Lock PDF with a password, or unlock a PDF you have the password for
• Create a new blank PDF and print PDF documents

✨ MORE FEATURES
• Light and dark theme
• Available in 12 languages
• Home-screen widget for quick access to your favorite PDF tools
• Recycle Bin keeps deleted files for 30 days

📄 SUPPORTED FORMATS
PDF, DOC, DOCX, XLS, XLSX, PPT, PPTX, HWP and HWPX. Convert to and from PDF, Word (DOCX) and JPG images.

All PDF Reader is free to use with ads. Upgrade to Premium to remove all ads and unlock every PDF tool with no daily limits.