PDF merge (local)
Merge PDFs without uploading files to a server.
Reorder documents before combining and download the result instantly.
How to use
- Drop multiple PDFs into the tool.
- Arrange the order as needed.
- Click **Merge** to download a single combined PDF.
Tips & FAQs
• Large PDFs can take a moment to process — keep the tab open until the download starts.
• For scanned PDFs, size can grow; compress externally if needed.
Is it secure?
Yes — processing happens locally in your browser using pdf-lib.
Is there a size limit?
Your device memory and browser limits apply; try merging in batches if very large.