PaperKit › Organize › Merge PDF
Combine PDF online in your browser
Combine PDF online in your browser. Use PaperKit to combine multiple pdf files into one pdf in the order you choose, fast and free in your browser. Free, private, and browser-based with no upload or signup.
Why use PaperKit to combine PDF online?
PaperKit gives you a focused combine PDF online workflow without a signup wall, upload queue, or complicated desktop software. The tool opens directly in your browser, shows the key settings, and creates a fresh downloadable file when you click run.
Private by design
Your PDF work happens locally in the browser. That is useful for resumes, contracts, school forms, receipts, invoices, and internal documents that you would rather not send to a third-party server just to make a small edit.
How to do it
Drop two or more PDFs. Reorder them if you like. Click Run — you’ll get one PDF.
What to try next
After this workflow, related tools like Split PDF, Compress PDF, Add Page Numbers can help you finish the rest of the document cleanup in the same app.
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.