Combine multiple files into a PDF online

You can easily convert up to ten files into a single PDF using the Combine Files tool. The tool supports multiple file types, in addition to PDF. When you combine files, the combined PDF file is stored and not the files from which it was created.

Supported file types

You can convert or combine the following popular file types to PDF:

Convert to PDF from

Supported file extensions

Microsoft® Word

.doc, .docx

Microsoft® Excel

.xls, .xlsx

Microsoft® PowerPoint

.ppt, .pptx

Image file formats

.bmp, .gif, .jpeg, .jpg, .png, .tif, .tiff

Rich Text Format


Text file


Adobe Illustrator


Adobe InDesign


Adobe Photoshop



You can’t combine PDF files that are secure, password-protected, 3D, or part of a PDF Portfolio.

Combining multiple files into one PDF

You can combine multiple files into a single PDF using the Combine Files tool.


  1. Sign in to Acrobat Web at with your Adobe ID and password, or with your social (Facebook or Google) account. 

  2. In the top navigation bar, select Edit > Combine Files.

  3. Choose a PDF from your Recent, Documents, your computer, or your online storage account that you want to organize, then select Continue.

    Select a file from the Recent or Files list

    Select a file from your computer

  4. You can perform any of the following operations:

    • Select Add files and then select the (+) icon where you want to add the file. Choose the desired files from the Recent or Files list or your computer, and then select Continue.
    • Design a new page using Adobe Express templates.
    • Select the pages to rotate clockwise, anti-clockwise, or delete. Hovering over a file provides the option to expand the pages or delete the file.
    • Enter the filename as desired.
    • Drag the files to rearrange how you want them to appear in the combined PDF.
    Combine files toolset

  5. (Optional) Hover over a file and click the arrow to expand it. Then change the order of the pages in which you want it to appear in the combined PDF.

  6. Select Combine.

  7. The files are converted and combined into one PDF. The PDF is open in the viewer once ready.

    A copy of the combined PDF file is also stored in your Adobe cloud storage. The Recent section of the Home page lists all the files that you’ve combined recently. Alternatively, select Documents in the top-menu bar to view the list of all your files.

Design a new page and add to your PDF

Use Adobe Express in Acrobat online to design and add a new page while combining PDF files.


  1. In the top navigation bar, select Edit > Combine Files.

  2. Select PDFs from your Recent, Documents, computer, or online storage account, then select Continue.

  3. From the Combine files toolset on the left, select Design a new page.

  4. The Adobe Express online app opens in a new window. Select Agree to continue to accept the Terms of Use and Privacy Policy if prompted.

  5. Select a template for your new page and adjust colors or text as desired using the editing tools. Once you've finished customizing the page, select Add.

    Choose and add a template

  6. The new page is added to your PDF. Drag the added page to the desired location. Select Edit if you want to make more changes to the new page. The editing panel opens. Select Save when you've finished. The updates appear in your PDF.

  7. Click Combine. Acrobat combines the files and opens the PDF in the viewer when ready.


    Once you Combine your PDF, the PDF is saved and you can't edit the added page by opening the Adobe Express app from Acrobat online.

Try the online PDF tool: Merge PDFs


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