All tools
Merge PDF files online — combine PDFs into one
Combine any number of documents into one file, in your chosen order.
Drop your files here
or click to browse — select as many files as you need
How to merge PDF files in your browser
Combine PDF documents into a single file in the order you choose. Drag to reorder before you merge PDF files online, then download one clean, continuous document — ideal for joining invoices, chapters, contracts and scanned batches.
- 1Add two or more PDF files.
- 2Drag them into the order you want.
- 3Run the merge.
- 4Download the combined PDF.
What this merge PDF files online tool does
Unlimited files, your order
Add as many PDFs as you need and drag them into the exact sequence you want before combining.
Original quality kept
Pages are copied, not re-rendered, so text stays vector-sharp and images are untouched in the merged PDF.
Merge then organise
After merging you can jump to the page board to rotate, delete or rearrange any page in the combined file.
Why people use it
- Free with no account, no email and no watermark
- Runs in the browser — documents stay on your device
- Works on Windows, macOS, Linux, Android and iOS
- Also great for combine PDF free and join PDFs
Frequently asked questions
How many PDFs can I merge at once?
- There is no fixed limit — merging is done in your browser, so very large batches are only limited by your device memory.
Can I merge password-protected PDFs?
- Unlock the file first with the Unlock PDF tool, then merge it with the rest.
Related PDF tools
Continue your workflow with another free PDF tool from PaperWorksPDF.
Split PDFBreak one document into several, every N pages or at chosen points.Organise pagesDrag to reorder, rotate, duplicate or delete pages on a visual board.Extract pagesPull selected pages out into a new document.Insert pagesDrop another PDF into the middle of this one.Compress PDFShrink file size with lossless cleanup or image downsampling.
Browse all PDF tools