PDF Redactor Online — Free PDF Tools

100% browser-based PDF tools — your files never leave your device

🔒 100% Browser-Based  •  No Uploads  •  No Account

Merge PDF on Windows — Free, No Software to Install

Merging PDFs on Windows is simple and free — no software installation, no Adobe subscription.

Start Redacting for Free →

The Easiest Way to Merge PDFs on Windows

Merging PDFs on Windows is simple and free — no software installation, no Adobe subscription. Our browser-based tool works in Chrome, Edge, and Firefox on any Windows 10 or Windows 11 PC. Select your files, arrange the order, and download the combined PDF. Your documents never leave your computer.

  • Works in Chrome, Edge, and Firefox — no software installation needed
  • Files stay on your Windows PC — no uploads, no server processing
  • No Adobe Acrobat subscription — 100% free with no hidden limits
  • Works on Windows 10 and Windows 11 with any modern browser

How to Redact — 3 Simple Steps

01

Open in Chrome or Edge

Open this page in Chrome, Edge, or Firefox on your Windows PC and select your PDF files.

02

Arrange the Order

Drag and drop files into the exact order you need. Review page count before merging.

03

Download to Your PC

Click merge and the combined PDF downloads to your Windows Downloads folder instantly.

Key Features

🔍 Search & redact SSNs, emails, phone numbers across all pages
✏️ Draw custom redaction boxes over any text or image
🔒 True redaction — content is deleted, not just visually covered
📄 Multi-page support with unlimited pages
⚡ 100% browser-based — your files never leave your device

🔒 Your Files Never Leave Your Device

Unlike tools that upload your PDFs to remote servers, our tool processes everything locally in your browser using WebAssembly. No server ever sees your documents — not even us. This makes it one of the most private PDF tools available, completely free.

Frequently Asked Questions

Does this work on Windows 10 and Windows 11?

Yes — works on both Windows 10 and Windows 11 in any modern browser. No compatibility issues.

Can I use this instead of Adobe Acrobat on Windows?

For merging PDFs, yes. Adobe Acrobat costs $25/month. Our tool is free and creates identical results.

Does it work with Microsoft Edge on Windows?

Yes — Edge is one of the best browsers for our tool on Windows, with excellent WebAssembly performance.

Can I merge more than 10 PDFs at once on Windows?

Yes — there is no file count limit. Your PC's available browser memory is the only constraint for very large batches.

Ready to Redact Your PDF?

Free, instant, private — no account or software required.

Start Redacting for Free →