.acr file: how to open it on Windows

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

• 
  IrfanView

  Fast and compact image viewer and converter

  Free 4.76 2.9M ↓
• 
  XnView MP

  Professional Image Viewer & Photo Management

  Proprietary 1.12.2.0 436.9K ↓

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