Is merging PDFs online safe?

Yes, our PDF merger is 100% secure as it processes all files locally in your browser. Your documents never leave your device.

Can I merge protected PDFs?

Yes, as long as you have the password, you can unlock and merge them with our tool.

You can merge as many PDFs as your browser memory allows. There is no artificial limit imposed by Mega Dev Tools.

Combine multiple PDF files into a single document instantly.

Combine multiple PDF documents and images into a single, professional PDF instantly.

PDFPNGJPG

100% Private · Local

Unlimited Files

Add as many PDFs and images as you need — no cap.

Reorder Pages

Drag individual pages into any order before merging.

Page Preview

Inspect each page thumbnail before you download.

100% Private

Everything runs in your browser. Nothing is uploaded.