Merge PDF files

Upload two or more PDF documents and download a single merged PDF. Order is preserved by upload order.

Limits: up to 20 files, 15MB per PDF, 10MB per image, 25MB total, up to 200 pages per PDF.

Drag & drop files here, or browse

About this tool

Upload two or more PDF documents and download a single merged PDF. Order is preserved by upload order. PDF Tool Hub is completely free to use: no sign‑up, no email address, no subscription, and nothing else required. Just open a tool and go. We do not store your files or personal data, do not use tracking cookies, and process files only temporarily on our servers. We do not send your files to third parties.

FAQ

Is merging PDFs really free?

Yes. PDF Tool Hub is free to use with no sign-up required.

Do you keep a copy of my PDFs?

No. Files are processed temporarily and removed as soon as possible after you download the result.

How many files can I merge?

You can upload up to 20 PDFs per request, with total size limits shown on this page.