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Merge PDF

Combine multiple PDF files into one organized document.

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How to Merge PDF Files Online

Need to combine PDF files into one document? EraserPro lets you join PDFs online for free with drag-to-reorder control. Once combined, you can split the result back apart or compress it to shrink the file size.

Merge PDF Files in 3 Easy Steps

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1Upload your PDFs

Drag and drop the PDF files you want to combine, or click to select them from your device.

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2Reorder the files

Use the up and down arrows to arrange the PDFs in the exact order you want them merged.

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3Download the merged PDF

Click Merge & Download and your single combined PDF is ready in seconds.

Illustration of two PDF documents being merged into one combined PDF file

Why use EraserPro to merge your PDF files

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100% Free

Merge your PDF files without paying a cent — no watermarks and no forced sign-up.

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Private & Secure

Everything runs in your browser — files are never uploaded, so your data never leaves your device.

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No Installation

Works right in your web browser — there's nothing to download or install.

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Any Device

Use it on Windows, macOS, Linux, iOS or Android — the experience is seamless everywhere.

Frequently Asked Questions

Is it safe to merge PDF files here?

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Yes — merging happens entirely in your browser. Your PDFs are never uploaded to a server, so nothing leaves your device.

How many PDFs can I combine at once?

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You can merge as many PDFs as your device memory allows. For most files there is no practical limit.

Can I change the order of the files?

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Absolutely. Each file has up and down controls so you can arrange the order before merging.

Is the PDF merger free?

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Yes, merging PDFs is 100% free with no watermarks and no sign-up required.