Merge multiple PDF files into one
Select .pdf files to merge into a single document.
Merge multiple PDF files into a single document directly in your browser. Perfect for combining invoices, signed contracts, exported slides or scanned pages without Adobe Acrobat or installed software.
Drag PDFs in the desired order, review the selected files list and download a single merged PDF in seconds. The interface is simple and works on any device with a modern browser.
Processing is 100% local: your PDFs stay on your computer throughout the operation. This is especially important when merging documents with personal, financial or sensitive corporate data.
Frequently asked questions
How many PDFs can I merge at once?
There is no fixed limit. The number depends on browser memory and total file size.
Does file order matter?
Yes. PDFs are merged in list order. You can rearrange files before merging.
Are my PDFs uploaded to the internet?
No. Merging happens entirely in your browser with no server upload.
Do I need to install any software?
No. Just open this page in a modern browser (Chrome, Firefox, Edge or Safari).