PDF and documents
PDF Merge
Combine multiple PDFs into one
🔒 All data is processed in your browser. Nothing is uploaded to any server.
📑
Upload PDFs (multiple)
Quick guide
What can PDF Merge help you do?
Free PDF merge tool. Combine multiple PDFs into a single file and drag to reorder the input files. Files never uploaded.
Best for
PDF Merge is made for quick image, PDF, thumbnail, and social-media file work before sharing or publishing. It is handy when you need a clean result without a heavy editor.
How to use it
For PDF Merge, enter the URL or text, choose colors and sizes, or upload the file the tool asks for. Review the preview before downloading or copying the result.
How to read the result
After using PDF Merge, before downloading or copying, check dimensions, clarity, file size, page order, and text placement. For websites or social posts, make sure the filename and purpose are clear.
Privacy and limits
When using PDF Merge, image, PDF, and visual asset work is handled mainly in the browser with no sign-in. Very large PDFs, videos, or high-resolution images may be limited by device memory.
For PDF Merge: Only process material you have the right to use. If it contains IDs, addresses, contracts, faces, or unpublished brand assets, review redaction and permissions before sharing.
Frequently Asked Questions
Are files uploaded?
No, processed entirely in your browser using pdf-lib.
How many PDFs at once?
Theoretically unlimited, but keep under 50 to avoid memory issues.