PaperKit › Organize › Merge PDF
Merge PDF
Combine multiple PDF files into one PDF in the order you choose, fast and free in your browser. No upload, no signup, and free to use in your browser.
How to use Merge PDF
- Drop two or more PDFs.
- Reorder them if you like.
- Click Run — you’ll get one PDF.
Related PDF tools
- Split PDF — Split a PDF into multiple files by page ranges. Get one output per range, downloaded as a zip.
- Compress PDF — Reduce PDF size by re-encoding images and stripping metadata. Works for most scanned PDFs.
- Add Page Numbers — Add page numbers to a PDF in the position and style you choose. Free and private.
Frequently asked questions
How do I merge PDF files?
Drop two or more PDFs onto the merge tool, reorder them if you want, and click Merge. The combined PDF downloads instantly.
Is there a file size limit when merging PDFs?
PaperKit runs in your browser, so the only practical limit is your device memory. Most users merge dozens of PDFs without issues.
Are merged PDFs uploaded to a server?
No. The merge happens 100% in your browser, so your files never leave your device.