CombinePDF
Merge multiple PDF files into a single document. Fast, free, and runs entirely in your browser — no sign-up required.
Drop PDF files here or click to browse
Select multiple files to combine them into one PDF
Why Choose CombinePDF?
No Limits
Combine any number of PDF files. Unlike other tools, CombinePDF handles very large documents with ease.
Completely Free
No sign-up, no payment, no hidden fees. CombinePDF is free to use forever — no trial limits.
100% Private
Your files never leave your browser. All processing happens locally — your documents stay on your device.
No Software Needed
Works on any device with a modern browser. No Adobe Acrobat or any other software required.
How It Works
Add Your PDF Files
Drag and drop your PDF files onto the upload area, or click to browse your device. You can add as many files as you need — there's no limit.
Arrange the Order
Drag files in the list to reorder them exactly how you want. The final PDF will follow this order. Remove any files you don't need.
Combine & Download
Click Combine and your merged PDF downloads instantly. Done.
What Our Users Say
“The tool is used as part of an automated workflow. All I needed was a way to concatenate all the PDFs and CombinePDF does this effortlessly. Incredibly simple and reliable.