PaperKit › Organize › Merge PDF
Build a PDF workflow
Build a private multi-step PDF workflow in your browser. Chain transformations like remove pages, rotate, watermark, clean metadata, and compress without uploading files.
Chain multiple PDF tools
Upload one PDF, add transformations such as remove pages, rotate, clean metadata, watermark, and compress, then download the final file once.
Workflow presets
- Remove Pages and Compress PDF — Delete unwanted pages, then compress the PDF in one private multi-step browser workflow.
- Rotate and Compress PDF — Rotate PDF pages, then reduce file size with a private browser-based multi-step workflow.
- Clean Metadata and Compress PDF — Strip PDF metadata, then compress the file locally in your browser without uploading it.
- Add Page Numbers and Compress PDF — Add page numbers, then compress the finished PDF using a no-upload browser workflow.
- Watermark and Compress PDF — Add a watermark and compress the result in a single local browser workflow.
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.