PDF tool

Merge PDF Files

Combine multiple PDF documents into a single file. Drag and drop up to 20 files.

PrivConvert
Privacy-first conversion
No files stored
In-memory processing
Deleted instantly
No sign-up needed

Complete the security check to begin

Combine PDFs in seconds

Need to combine multiple PDF documents? Drop them here and we'll merge them into a single file, preserving the original formatting, links, and bookmarks.

  • Up to 20 files - merge multiple documents at once
  • Preserves formatting - fonts, images, and links stay intact
  • Order control - files are merged in the order you select them

Why Choose PrivConvert?

Unlike other online converters that upload your files to remote servers, store them for days, and may use them for AI training or sell your data, PrivConvert was built with privacy as the foundation. Here's what makes us different:

Zero data retention

Files are processed in volatile memory (RAM) and immediately purged. Nothing is ever written to disk or backed up.

Encrypted transfers

All uploads and downloads are encrypted with TLS 1.3. Your files cannot be intercepted in transit.

No account required

Use any tool instantly without signing up, providing an email, or creating a profile. No tracking cookies, no user profiling.

Works on any device

Compatible with Windows, macOS, Linux, iOS, and Android. No plugins or desktop software needed - just a modern web browser.

Trusted by Thousands of Users

PrivConvert processes thousands of file conversions every day. Our commitment to privacy and security has made us the go-to choice for professionals, developers, and privacy-conscious users worldwide.

250 MB Max file size
200+ Conversion tools
0 sec File retention
100% Free to use

Frequently Asked Questions

Can I control the page order?
Yes, files are merged in the order you select them. Rearrange your files before uploading to set the order.
How many PDFs can I merge at once?
You can merge up to 20 PDF files in a single operation.
Are bookmarks and links preserved?
Yes, internal links and bookmarks from the original documents are preserved in the merged output.
Is this tool really free?
Yes, completely free with no hidden fees, no watermarks, and no sign-up required. You can convert as many files as you need.
Are my files private and secure?
Absolutely. Every conversion runs in an isolated, in-memory process. Your files never touch the disk, are never stored or shared, and are deleted from memory the moment your download is ready.