How to open CAL file extension?

The author of advice: Mr Brankiewicz

CAL files are incessantly popular. However, a file name containing CAL file extension is problematic for some of the users. They have problems with correct opening of a file with CAL extension. However, it should be remembered that CAL file extension can match one or more types of files. The most popular is Calendar Format but if there are others, you will find information concerning them below.

So, it is worth looking close at the problem concerning CAL files and search for its solution.

A list of programs supporting files types with CAL extension can be found below. Applications are sorted according to appropriate operational systems and their popularity.

  • Calendar Format

    .cal file extension

    Category: Document Files

    OS Software
    Windows Broderbund The Print Shop 2.0 Deluxe Broderbund The Print Shop 2.0 Deluxe
    Broderbund PrintMaster Platinum 2.0 Broderbund PrintMaster Platinum 2.0
    Broderbund Calendar Creator Broderbund Calendar Creator
    American Greetings CreateaCard American Greetings CreateaCard
    MAC OS Broderbund The Print Shop for Mac Broderbund The Print Shop for Mac
    Broderbund PrintMaster Platinum 2.0 Broderbund PrintMaster Platinum 2.0
  • CALS Raster Image Format

    .cal file extension

    Category: Graphic Files

    OS Software
    Windows Adobe Photoshop CS5 Adobe Photoshop CS5
    CorelDRAW Graphics Suite X5 CorelDRAW Graphics Suite X5
    Corel PaintShop Photo Pro X3 Corel PaintShop Photo Pro X3
    ACD Systems Canvas 12 ACD Systems Canvas 12
    Newera Graphics Converter Pro Newera Graphics Converter Pro
    MaxView MaxReader MaxView MaxReader
    MAC OS Adobe Photoshop CS5 Adobe Photoshop CS5

How to check if a file we want to open is not infected by malware or viruses?

  • Download Malware/viruses removal tool from CAL files in the Windows system.
  • Click “Start scanning” and wait until the programme performs the scanning process on your computer.

What are the reasons of errors concerning CAL extension of files?

The problem that often causes damage concerning CAL extension are Windows system registry errors. That is why, in the first place it is recommended to:

  • Scan computer in order to identify, repair and open the CAL file
  • Check system registry from the angle of hidden errors
  • Repair file’s associations with programs in the system registry

If you are not sure if the above problems concern you, you should consider other frequent irregularities:

  • You do not have an appropriate application installed that supports CAL file extension
  • CAL file is corrupted
  • The application’s version necessary to open the file is not correct
  • The file is not assigned to an appropriate program

Solving problems with CAL files


If CAL file does not open, firstly, it is worth using files associations built in the Windows system with application that can support them. In order to do it, you should double-click a CAL file icon. A list of programs that probably support such a file will appear. It is enough to choose one of them so that Windows would open a given extension with it. Incorrect file’s association will result in Windows trying to open CAL file with a wrong program all the time even if there is an appropriate application supporting this format on a drive. In this case, it is necessary to perform the above mentioned registry scanning and associations’ repair.

If associations are correct and Windows still cannot open the file, most probably the computer does not have appropriate software supporting files with name containing CAL in their extension. The solution to this problem is very simple. You should buy or download a free (if they exist) application that will allow you to open, browse and edit CAL format (You can also try to find more informations on FileInfo). It is no risk because many paid programs have free test versions enabling to check their functionality.

Do you have extra information about a CAL file? [ Add information about a CAL file ]

5 564

of file extensions

8 858

of file types

5 504

of applications opening the files

1 661

of producers