Merge PDF Files
Combine multiple PDF files into one document online for free. Merging happens in your browser — files are never uploaded.
Drop PDF files here (add as many as you like)
Files are processed in your browser and never uploaded.
Frequently asked questions
- Are my files uploaded to a server?
- No. This tool runs entirely in your browser using JavaScript — your files never leave your device.
- How many PDFs can I merge?
- As many as your device's memory allows — there is no artificial limit.
- Can I reorder the files?
- Yes, use the up/down arrows next to each file to set the merge order.