.pdx file: how to open it on Windows

7 Windows apps register the .pdx extension. Install one of them to open the file with a double-click.

About the format

Format

Adobe Portable Document Catalog Index File

PRONOM identifier

fmt/446, fmt/447, fmt/448, fmt/449

Format data: freedesktop.org shared-mime-info and PRONOM (The National Archives, UK).

• 
  Adobe Acrobat Reader (64-bit)

  The free global standard for reliably viewing, printing, signing, and commenting on PDF documents.

  Proprietary 26.002.22031 694.6M ↓
• 
  XnView MP

  Professional Image Viewer & Photo Management

  Proprietary 1.12.2.0 436.9K ↓
• 
  SageThumbs

  A powerful shell extension allowing to preview enormous amount of image formats directly in Windows Explorer.

  Open source 2.0.0.23 14.6K ↓
• A
  Adobe Acrobat Reader (32-bit)

  The free global standard for reliably viewing, printing, signing, and commenting on PDF documents.

  Proprietary 26.002.22031
• X
  XnView

  Best Photo Viewer, Image Resizer & Batch Converter for Windows.

  Proprietary 2.52.7
• A
  Adobe Acrobat Pro

  Collaborate With Your Clients — Review Documents In Real Time With Your Team, Wherever and Whenever You Want. Edit, Sign, Share, Protect & Search PDF's On Any Device.

  Proprietary 26.002.22031
• A
  Adobe Acrobat 2020

  Collaborate With Your Clients — Review Documents In Real Time With Your Team, Wherever and Whenever You Want. Edit, Sign, Share, Protect & Search PDF's On Any Device.

  Proprietary 20.001.30002

Related guide: Change the default app for a file type in Windows