Is PDF Buzz Merger free to use?

Yes, PDF Buzz Merger is completely free. There are no limits on file size or the number of merges you can perform.

Are my PDF files uploaded to any server?

No. All PDF processing happens entirely in your browser using client-side JavaScript. Your files never leave your device.

Yes. You can enable password protection in the Advanced Options panel to encrypt your merged PDF with a user and owner password.

Yes. Each file in your list has a page range input where you can specify pages like '1-3,5,7-10' to merge only selected pages.

Upload PDFs – Drag & drop files or click to browse
Rearrange – Drag files to change merge order
Configure Options – Expand Advanced Options for page ranges, watermarks, passwords & more
Merge – Click the merge button to combine files
Download – Save your merged PDF with a custom name

Your files are processed securely in your browser. We never upload them to any server.

Combine multiple PDF documents into one file with advanced options

Drag & drop your PDFs here

Browse Files

You can also drop images (.jpg, .png, .webp) — they will be converted to PDF pages

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Advanced Options

Enable Size:

Enable Opacity: 15% Angle: ° Size: Color:

Encrypt PDF User Password: Owner Password:

Reduce file size (use object streams)

Title: Author: Subject: Keywords:

Your recent merges (stored locally in your browser)

No merge history yet.