Are my private documents safe?

Merge PDF

Combine multiple PDF files into one single document in your preferred page order. Fast and 100% private.

Your files are processed in your browser and are not uploaded to our server.

Click to Upload PDF Files

Select two or more PDF files. You can reorder pages before merging. 100% private in browser.

How to Use Merge PDF

Upload PDFs

Select two or more PDF documents from your device.

Reorder Files

Use the up and down arrows to arrange files in the desired order.

Merge & Download

Click Merge to instantly create and download your single combined PDF.

Key Features

100% client-side merging — documents are never uploaded to any server

Drag and reorder multiple PDF documents effortlessly

Preserves original quality, links, and vector graphics

No file quantity limits or watermarks

Frequently Asked Questions

Everything you need to know about this tool and data privacy.

Yes! Unlike other online converters, ToolBox Pro processes PDFs entirely inside your browser using WebAssembly/JavaScript. Your documents never touch our servers.

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