The easiest way to combine PDF files online

Free Merge PDF Tool

  • Combine multiple PDFs into one clean, organised document in seconds.
  • Drag, drop, and reorder pages before merging — no software needed.
  • Works on Mac, Windows, iPhone, and Android.

+25

PDF & Document Tools

+200

Document Templates Ready to Merge

+100K

Users Merging with Confidence

Merged Your PDF? Here's What to Do Next

Once your document is complete, sign it online in seconds or request signatures from others. Need a starting point? Browse our document templates and build your documents before merging.

Frequently Asked Questions

01

Upload all the PDFs you want to merge, arrange them in the order you prefer, and click Merge. Document Genius instantly creates a single, unified PDF you can download or share.

02

Upload your PDF and use the page organizer to select the pages you want to combine. The tool places them together in a single layout so both appear on the same final page.

03

Merge them first. Upload your PDFs, combine them into one document, and then send the single merged file. This keeps everything organized and avoids juggling multiple attachments.

04

Open Document Genius in Chrome, upload your PDFs, arrange the pages, and click Merge. The process works entirely in your browser, no extensions or downloads needed.

05

The merge tool accepts PDF files only. If you have a JPG you need to include, convert it to PDF first using our JPG to PDF tool, then merge your files.

06

Upload your files to Document Genius in any browser on your Mac. No software needed — drag to reorder, then click Merge and download your file.

07

Each file can be up to 90MB. You can merge at least two files at a time with no watermarks added.

08

Password-protected PDFs need to be unlocked before merging. Use our Unlock PDF tool first, then merge your files.

Merge Your PDFs in Seconds

Organized documents. Clean layouts. One file ready to share.

Document Genius PDF editor showing editing options.