Merge Multiple PDF Files Online

Combine PDFs in the exact order you want. Fast, secure, and 100% free with zero file uploads to servers.

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Drag & Drop PDF files here

or click to browse multiple PDFs from your device

Frequently Asked Questions

Yes! All merging is done locally in your browser using WebAssembly and JavaScript (pdf-lib). Your files are never sent over the internet or uploaded to any server.

You can merge as many files as your computer memory supports. There is no artificial file limit.

Yes, simply click the ↑ and ↓ arrows on each file card to arrange them in the exact order you desire.