ALPDF - PDF Converter & Editor

Content rating
Everyone
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Securing a top option for those loving efficiency. ALPDF - PDF Converter & Editor by ESTsoft Corp. is ready to meet APPzone user expectations. Check related details via Productivity.

Core Features Of The App ALPDF - PDF Converter & Editor

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

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● 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

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● 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

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[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
Updated on
Aug 19, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • No data collected
    about how developers declare collection
  • Data isn’t encrypted
  • Data can’t be deleted

Ratings and reviews

665 reviews
Walt
July 15, 2025
very very good for a cellphone .. one recommend would be to add exporting pdf as rtf and try to improve 'screen handling' or 'sensitivity' a bit to make screen access a bit more accurate
3 people found this review helpful
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ESTsoft Corp.
July 16, 2025
Thank you for your interest of ALPDF. Have a nice day!
Avalynn Marie
May 10, 2025
It's in Chinese lettering with no way of changing language
1 person found this review helpful
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ESTsoft Corp.
May 12, 2025
I'm sorry for your inconvenience. We'll try to provide for improved ALPDF. Have a nice day!
Wondo Lee
December 31, 2025
다른 이름으로 저장은 어떻게 할 수 있는지요? 편집후에 우측상단에 저장버튼 있다고 하는데 그건 다른이름 저장이 안되는 거 같네요. 사용이 직관적이지 않고 숨은 구림 찾기 하는 느낌이네요.
3 people found this review helpful
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ESTsoft Corp.
December 31, 2025
안녕하세요. ㈜이스트소프트입니다. 먼저 알PDF 를 이용해주셔서 감사합니다. 저장의 경우 편집 메뉴 실행하여 편집 진행 후 우측상단의 저장 버튼 터치 시 저장이 가능하며 또는 '편집 진행 후 뒤로가기 진행 시 편집한 내용이 있습니다. 저장하시겠습니까?' 라는 팝업이 발생되며 저장이 가능하오니 이용에 참고 부탁 드립니다. 감사합니다.

What’s new

Added an HWP file viewer and HWP → PDF conversion.