Merge PDF
Frequently Asked Questions
Is the PDF merger free to use?
Yes, completely free. No signup, no account, no watermark. Merge unlimited PDFs at no cost.
Does TinyTools store my uploaded PDF files?
No. Your files are processed on our server and immediately deleted after the merged PDF is generated. Nothing is stored or shared.
How many PDF files can I merge at once?
You can merge up to 10 PDF files in a single operation. Each file can be up to 20MB in size.
Can I reorder the PDFs before merging?
Yes. After uploading, you can drag and drop the files to set the order in which they appear in the merged PDF.
Will the merged PDF have a watermark?
No. TinyTools never adds watermarks to your files. The merged PDF is clean and ready to use.
Does merging PDFs affect the quality of the content?
No. The merge operation combines the PDF pages without re-encoding or compressing the content. Text, images, and formatting remain exactly as in the originals.
How to Use Merge PDF
Upload two or more PDF files using the file picker or by dragging them onto the drop zone.
Drag the file cards to reorder them — the merged PDF will follow this sequence.
Click Merge PDF — the server combines all pages in order using pdf-lib.
Download your merged PDF instantly — no watermark, no quality loss.