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Combine multiple PDF files into one document

Upload PDF Files

Max 20 files • 50MB each • PDF only

100% free and secure – your files are processed in your browser and never uploaded to our server.

How to Merge PDF Files

1

Upload Your PDFs

Click the upload area or drag & drop multiple PDF files

2

Adjust Settings

Choose page order, compression level and other options

3

Merge Files

Click the merge button and wait just a few seconds

4

Download Result

Get your merged PDF file with one click

Why Choose Our PDF Merger?

Lightning Fast

Merge PDF files in seconds with our optimized processing engine

100% Secure

Your files are processed in your browser - never uploaded to any server

Premium Quality

Maintain original PDF quality with adjustable compression settings

Works Everywhere

No installation required - works on all devices and browsers

Frequently Asked Questions

You can merge up to 20 PDF files simultaneously. Each file can be up to 50MB in size.

Yes – completely free with no watermarks, no registration, and no limitations. Your files are processed securely in your browser.

Each PDF file can be up to 50MB. For best performance with multiple files, we recommend keeping individual files under 20MB.