Edit, convert, scan, compress, merge, split, and eSign PDFs in one app.
ALPDF is your free all-in-one PDF editor and converter for mobile, with tools for viewing, editing, scanning, converting, signing, and managing PDF files on your smartphone or tablet.
· Free PDF tools: PDF viewer, PDF reader, PDF editor, PDF converter, PDF scan, PDF compression, merge, split, eSign, document lock, and more
· AI & cloud features: AI PDF summary and chat, plus OneDrive integration for easier document management
-
● Key Features
[PDF Editor - View, Edit, Merge, and Split]
Edit and manage PDF documents with free mobile PDF tools.
· PDF viewer & reader: Quickly open and read PDF files on your smartphone or tablet
· PDF editing: Edit text and add notes, comments, callouts, lines, links, stamps, underlines, and multimedia
· Merge PDFs: Combine multiple documents into one PDF file
· Split PDFs: Separate or delete pages and extract selected pages into a new PDF
· Create PDFs: Create new PDF documents with custom page size, color, and page count
· Rotate PDFs: Rotate selected pages horizontally or vertically
· Compress PDFs: Reduce PDF file size for easier sharing by email or messenger
· Scan to PDF: Use your camera to scan paper documents and save them as PDF or image files
· Add page numbers: Insert page numbers with your preferred position, size, and font
[PDF Converter - PDF to Word, Excel, PPT, Images, and More]
Convert PDFs to other formats or turn documents and images into PDF files.
· PDF to Word, JPG, PPT, Excel, and TXT
· Word, Excel, and PPT to PDF
· JPG and PNG to PDF
· Convert photos to PDF
· HWP viewer and HWP to PDF conversion supported
[AI PDF Summary - Analyze and Chat]
Understand long reports, research papers, and foreign-language documents faster with AI.
· AI PDF summary: Summarize long PDF documents into key points
· AI PDF chat: Ask questions about a document and get answers based on its content
※ Subscribe to an ALTools AI plan on the official ALTools website for higher AI usage limits.
[Cloud Integration - OneDrive]
Connect your OneDrive account to open and edit cloud documents directly in ALPDF.
· Open and edit OneDrive documents instantly
· Connect two or more OneDrive accounts at the same time
[PDF Security - Lock, Watermark, and eSign]
Keep important PDF documents secure and organized.
· PDF lock & password protection: Add or remove passwords from PDF files
· PDF watermark: Add text or images to help protect document ownership
· PDF eSign: Add your signature to PDF documents for quick electronic signing
· Organize PDF pages: Reorder, delete, or add pages as needed
-
● Recommended for
Professionals who need to edit and convert PDFs on the go
· Edit contracts and reports, compress large PDFs, and manage documents from your smartphone or tablet
Students managing research papers and study materials
· Use AI PDF summary, annotations, and PDF conversion for documents and assignments
Anyone who needs to scan paper documents into PDF
· Scan documents with your camera and save them directly as PDF files
Anyone managing forms, tax documents, or important files
· Merge, split, compress, password-protect, and eSign PDFs in one place
Anyone who needs to convert PDF and Office files
· Convert PDF to Word, Excel, PPT, JPG, and TXT, or turn Office files and images into PDF
Anyone who wants to manage PDFs without a PC
· View, read, edit, scan, convert, compress, and sign PDFs with one all-in-one PDF app
-
[App Permissions]
Required Permissions
· All files access: Open, convert, and save documents and images
Optional Permissions
· Camera: Add photos while editing PDFs
· Microphone: Add voice notes to PDFs
※ You can use the app without granting optional permissions, but features that require them may be limited until permission is granted.
PDF viewer & reader | Merge, split, compress, scan, eSign | PDF to Word