The File Extensions Database

.CALS File Extension

  • Category: Raster Image Files

What is an .CALS file?

.CALS is CALS Raster Graphic File

1-bit (black and white) image; can be uncompressed or compressed using CCITT group 4 compression; available in Type I and Type II versions, though Type I is more common.

Most often uses the .CAL file extension.

Programs that open CALS Raster Graphic File
Adobe Photoshop CC 2019
CorelDRAW Graphics Suite 2018
Corel PaintShop Pro 2019
ACD Systems Canvas X 2019
Newera Graphics Converter Pro
Adobe Photoshop CC 2019

How to solve problems with CALS files

  • Associate the CALS file extension with the correct application. On :
    Windows: Right click on any CALS file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.CALS files". Mac: Right click (or Ctrl-click) the CALS file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .CALS is CALS Raster Graphic File. Because only the current version supports the latest CALS file format. Search, therefore, e.g. on the N/A manufacturer website after an available .CALS is CALS Raster Graphic File update.
  • To make sure that your CALS file is not corrupted or virus-infected, get the file again and scan it with antivirus software.