Forum Discussion

GordonAshford's avatar
GordonAshford
Iron Contributor
Jun 03, 2026

What is the best free AI pdf summarizer for Windows users?

Long PDF files, such as reports, manuals, school notes, and long articles, can take a lot of time to read. A PDF summarizer would be helpful for getting the main points quickly before reading the ful...
Samuelook's avatar
Samuelook
Copper Contributor
Jun 03, 2026

For your use case—reports, manuals, school notes, and long articles—Copilot is a capable AI PDF summarizer as long as your files are text-based and under about 50 pages or 1MB. It's completely free, easy to use through Microsoft Edge, and gets the job done for quick overviews before you dive into the full document.

Method 1: Through Microsoft Edge (Simplest)

 - Open your PDF in Microsoft Edge browser

 - Click the Copilot icon in the top-right corner

 - Copilot will automatically show a "summarize this document" prompt

 - Click it and choose your preferred style: Creative, Balanced, or Precise

 - Read the generated summary and ask follow-up questions

Method 2: Through the Copilot Website

 - Go to copilot,microsoft ,com in any browser

 - Click the paperclip/file upload icon

 - Upload your PDF file

 - Type "Please summarize this document" or ask specific questions

 - Review the summary and continue the conversation

Unlike some AI PDF summarizer tools that hide features behind paywalls, Copilot's PDF summarization is available at no cost through copilot,microsoft,com . You don't need a Microsoft 365 subscription to upload and summarize documents. The paid subscriptions add deeper integration into Word, Excel, and Teams, but the basic web-based summarizer works fine for occasional use.