Merge PDF Files
Combine two or more PDF files into a single document without uploading anything. Reorder files by dragging them, then merge and download — all inside this browser tab.
Drop PDF files here
At least 2 PDF files required
Choose FilesDrag files using the handle to change the merge order.
The .pdf extension is added automatically.
Download
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How It Works
Add two or more PDF files by dragging them in or browsing.
Reorder or remove files until the order is right.
Merge, then download your combined PDF.
Why Use This Tool
No upload required
Merging is done locally with pdf-lib, a browser-compatible PDF library.
Full control over order
Drag and drop files into exactly the order you want before merging.
Custom file name
Name your merged PDF whatever makes sense for you.
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Frequently Asked Questions
No. Merging happens locally in your browser using a client-side PDF library; files are never sent to a server.
Yes. Drag files using the handle icon to reorder them before merging.
There's no fixed limit, but very large PDFs depend on your browser and device memory, so extremely large files may fail to process.
Not currently. Please remove the password from a PDF before merging it, since encrypted files can't be read in the browser.
No. Merging combines existing pages as-is without recompressing them, so quality is preserved.