Bring Multiple PDFs Together

Merge and organize your PDF files online – no additional software needed

Upload or drag & drop your file

Up to 100MB

Privacy-Focused
Easy to Use
Lightning-Fast

How we keep your files secure

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GDPR Compliant

How to merge PDF documents

  1. Upload the PDF files you want to combine, one at a time

  2. Arrange them in the order you prefer, then merge the files.

  3. Download the combined PDF to your device.

Trusted by millions of users across 180 countries

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Why PDF27?

Everything you need to edit, convert, and manage PDFs – in one place.

Edit PDF text

Fix typos, update content, and make changes directly in your PDF in just a few clicks.

All PDF tools in one place

Edit, convert, sign, and manage files without switching between different tools.

Fast file conversion

Convert PDFs to Word, Excel, PowerPoint, JPG, and more while keeping formatting intact.

Easy to use

A clean and intuitive interface that helps you get things done quickly.

Sign documents online

Add signatures and complete documents without printing or scanning.

No installation needed

Work directly in your browser from any device — no downloads required.

Popular Questions

Drag the file cards into the order you want. What you see left to right is exactly how the finished document reads.

As many as the job needs. Add them all to the screen, arrange them once, and get a single PDF back.

Yes. Drop in a Word document, a spreadsheet or a photo and it joins the PDF pages in the order you chose.

No. Each page keeps its own layout, fonts and images, so the combined file looks exactly like the originals did.

Yes. Tap the arrows on a card to move it up or down, so you can build the document without a mouse.