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PDF Combiner

PDF Combiner

Merge and combine PDF files quickly and accurately online, for free.

Choose file

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How to combine PDF files

Merge and combine PDF files quickly online this drag-and-drop tool

Add your PDF

  • Import PDF
  • Import Word
  • Import PowerPoint

Upload or import PDF files and other popular document formats or import your files from Dropbox or Google Drive.

PDF Combiner

  • Drag-and-drop PDFs
  • Fast, reliable rendering
  • Quick download

Combine PDF files at over 1GB+ and 10,00 pages and effortlessly merge documents with this free PDF combiner tool.

Download & share

  • Share your file
  • Download as PDF
  • Invite your team

Once you’ve completed your PDF search, click ‘Settings’ to download your file or share your document with others.

Frequently asked questions

How do I combine PDF files?

Combine PDF files into a single document in just a few clicks with Sizle. After uploading your document, simple drag-and-drop additional PDF files into the sidebar. Combine PDF files together online with this free PDF merge tool.

What file formats does Sizle support?

Sizle supports popular formats like PDF & PDF/A, Word (DOC/X), PowerPoint (PPT/X), JPG, PNG, GIF and BMP.

Can I share my document?

Yes! After you’ve completed your PDF search, click ‘Share’ to share your document with others.

PDF Combiner

The document app to grow your business

Document sharing, analytics and approvals in a collaborative dashboard


Relied on by teams in over 160 countries

More than a PDF Combiner.

Sizle helps you create and share
mission-critical documents.