Merge PDF Files
Merge multiple PDF documents into a single file without uploading confidential paperwork. Arrange the documents, combine them, and download the result.
✓ No uploads✓ No signup✓ Instant download
Drop PDF files here
or choose files from your device
Maximum size: 50 MB per PDF · Nothing is uploaded
How it worksFrom PDFS to PDF
From PDFS to PDF
in three steps.
- 01
Add your PDFS
Drop or choose your file from this device. It stays inside your browser.
- 02
Convert locally
Press convert. Your browser handles the transformation without sending the file to us.
- 03
Download the result
Save the finished .pdf file directly to your device.
Good to knowClean conversion.
Clean conversion.
No surprises.
- ✓All pages are preserved in their original quality.
- ✓Documents are combined in the order shown.
- ✓No watermark or extra pages are added.
Common questionsPDFS to PDF,
PDFS to PDF,
explained.
Does merging PDFs change page quality?+
No. Existing PDF pages are copied into the new document without being rendered or recompressed.
Can I rearrange the PDF files first?+
Yes. Use the arrow controls to change document order before merging.
Are my files uploaded?+
No. TidyFormat processes the conversion locally in your browser. Your input and output files are not sent to our servers.