All About PDF
Your power tool for PDF tasks
A fast, powerful Windows application to find and replace text, protect, expire, merge, split and convert your PDF files, without uploading them anywhere.
- Desktop, web & mobile
- Perpetual or subscription
- No email required

Features
Our most popular PDF features
Find & replace text in PDF files
Find and replace words and phrases in a single or multiple PDF files. You can even replace them with random letters and numbers.
Learn moreSet PDF files to expire
Time-limit access to your PDF files by adding an expiry date. Once lapsed, the document can no longer be viewed.
Learn moreProtect PDF files with DRM
Secure your PDF files with strong encryption to prevent unauthorized access and distribution of your documents.
Learn moreMerge PDF files
Combine multiple PDF files into a single file with automatic Table of Contents.
Learn moreSplit PDF files
Split a single PDF file into multiple files and automatically delete blank pages.
Learn moreBatch & command-line processing
Process multiple PDF files at once and automate All-About-PDF with command line access and Watch Folders.
Learn moreWhy All-About-PDF
Work the way you want

Online, mobile & offline
Use our free online web app for quick PDF processing on the go, download our mobile apps, or get the powerful desktop application so you never have to upload private files to unknown third-party servers.
Try the web version →
Intuitive and powerful
All-About-PDF is as easy to use as it is powerful. With power-user features such as Watch Folders, Wild Card support and Phrase Parsing for PDF splitting, it is great value for you and your organization.
Explore features →
Perpetual or subscription
Prefer to pay once and own the software forever, or would you rather have the flexibility of paying monthly? Good news: you can buy a perpetual license or subscribe monthly. The choice is yours.
See pricing →Testimonials
Trusted by educators, businesses and researchers
“Hands down the best PDF editor! I love it, it has best of all features which is versatile, handy and most useful option then any other pdf editor i ever saw. Find/Replace option is great :)”
“All-About-PDF is a simple yet elegant solution for working with PDF documents. As a Payroll Provider, the most useful feature for us is the ability to split payslips for individual distribution quickly and easily.”
“I have found this product very useful to provide flexible levels of security and protection.”
“We have used All-About-PDF to introduce document security to our documents to allow clients to view them before settling their accounts.”
“I use All-About-PDF for processing research documents at the university. I think your software is excellent.”
“We successfully use your All-About-PDF software to create expiration dates for our system user manuals.”
“We use All-About-PDF to set expiry dates for hand-out assignments.”
“I use All-About-PDF to expire my homework to the students to protect my material from being circulated widely.”
Built for individual and business professionals
All-About-PDF is a fast and powerful Windows application built to take advantage of your computer’s multiple processing cores for blazingly fast PDF processing.
With simple perpetual licensing as well as volume licensing for organization-wide deployment, All-About-PDF is not just user-friendly, it’s also bottom-line-friendly.