How to Merge PDF Files Online

Merging PDF files is easy with PDF Merger Online. Follow the 3 simple steps below or use the tool directly on this page — no software installation, no signup, 100% free.

Drop your PDF files here

or click below to select from your device

100% free • Works offline in your browser • No file uploads to servers

Step 1: Select your PDF files

Click "Select PDF Files" or drag and drop PDFs from your desktop or phone gallery.

Step 2: Arrange the order

Use the up/down arrows to place each PDF in the exact order you want them combined.

Step 3: Merge and download

Click the Merge button — your combined PDF is generated in your browser and ready to download instantly.

Is it free?

Yes. PDF Merger Online is 100% free with no watermarks, no signup, and no file limits.