Is Merge PDF Files free to use?

Yes, Merge PDF Files is completely free, with no sign-up, watermark, or software install required.

Is my file safe when I use Merge PDF Files?

Yes. Merge PDF Files runs entirely in your browser using client-side JavaScript, so your file is never uploaded to a server or stored anywhere.

Does Merge PDF Files work on mobile?

Yes, Merge PDF Files works in any modern browser on desktop, phone, or tablet — no app needed.

Is there a file size limit for Merge PDF Files?

Merge PDF Files can comfortably handle everyday file sizes. Very large files may take a little longer since all processing happens on your own device.

Merge PDF Files

Combine multiple PDF documents into one PDF instantly. Your files never leave your browser, ensuring complete privacy and security.

Select PDF Files

Drag & Drop PDF files here or click the button below.

Selected PDFs

Waiting for PDF files...