How to merge PDF files
- Click Choose PDF files and select two or more PDFs.
- Use the ↑ ↓ buttons to put them in the right order.
- Click Merge PDF and download your combined file.
About this tool
Merging keeps every page exactly as it is: text stays selectable, links and quality are unchanged. It is perfect for combining scanned documents, invoices, reports or application forms into a single file.
Why use ConvertRed?
Most online PDF tools upload your documents to their servers. ConvertRed works entirely in your browser, so it is faster and your files stay private. It works on Windows, Mac, iPhone, iPad and Android, with no limit on the number of files.
More PDF tools
Frequently asked questions
How do I merge PDF files for free?
Choose your PDFs, arrange them with the arrows, then click Merge PDF. There is no limit, no sign-up and no watermark.
Can I change the order of the PDFs?
Yes. Use the ↑ and ↓ buttons next to each file before merging.
How do I merge PDFs on iPhone or Mac?
Open this page in Safari, tap Choose PDF files and pick them from the Files app. It works the same on Windows, Android and Chromebook.
Does merging reduce quality?
No. Pages are copied as they are, so quality and selectable text are preserved.
Are my PDF files safe?
Yes. Everything happens in your browser. Your files are never uploaded to a server, so nobody else can see them.