Merge PDF Files

Combine multiple PDFs into one. 100% client-side — your files never leave your browser.

Drag & drop PDF files here

or click to browse · Select 2 or more PDF files (max 50 MB each)

What is PDF to Merged PDF Conversion?

PDF merging combines multiple PDF documents into a single file. FreeCVT merges PDFs entirely in your browser using PDF-lib.

Understanding the Formats

PDF Format

Multiple PDF files that need to be combined into a single document.

Merged PDF Format

A single PDF file containing all pages from the input files in the specified order.

When to Use This Converter

  • Combine chapter files into a complete book
  • Merge multiple reports into one document
  • Consolidate scanned document pages

Limitations

  • Large PDFs may take time to process
  • Encrypted PDFs cannot be merged without the password
  • Bookmarks may not transfer perfectly

Why Freecvt?

100% Private

Your files are processed in your browser. Nothing is uploaded to any server.

Lightning Fast

Merging happens instantly in your browser. No waiting for uploads.

Works Everywhere

Runs on any device with a modern browser. No installation required.

Frequently Asked Questions

How many PDFs can I merge?

As many as you need, subject to browser memory limits.

Will formatting be preserved?

Yes, all pages are included exactly as they appear.

Is my data uploaded?

No. All processing happens in your browser.