How to Recover .CAL Files Lost After a Critical System Failure

Have files been deleted due to a user’s error or software error? Have you formatted a disk by accident and need to know how to recover the files? Read our .CAL file recovery guide for Windows, MacOS, Android and IOS in 2025.

How to Recover .CAL Files Lost After a Critical System Failure
Data Recovery Tool

What is a .CAL file?

Calendar created by various Broderbund calendar design programs; contains dates and events, separated by months; may also include custom images for each month and user-defined formatting.

What Are Common Causes of ".CAL" Files Lost or Failure?

There can be several common causes of ".CAL" files being lost or failing:

  1. Accidental deletion: Users may unintentionally delete ".CAL" files while organizing or cleaning up their computer system.
  2. Software or hardware malfunction: Issues with the software or hardware components of the computer system can lead to file corruption or loss, including ".CAL" files.
  3. Virus or malware infection: Malicious software can infect and damage files on a computer system, including ".CAL" files.
  4. Power failure: Sudden power outages or system shutdowns without proper saving or backup can cause ".CAL" files to be lost or become corrupt.
  5. Formatting or reinstallation: Formatting a storage device or reinstalling the operating system without backing up ".CAL" files can result in their loss.
  6. File system errors: Errors in the file system can occur due to improper shutdowns, disk errors, or other issues, leading to the loss or corruption of ".CAL" files.
  7. Human error: Users may accidentally overwrite or modify ".CAL" files, leading to their loss or failure.
  8. Hardware failure: Failure of the storage device where ".CAL" files are stored, such as a hard drive or memory card, can result in their loss.
  9. Software conflicts: Incompatibility or conflicts between different software applications can cause ".CAL" files to become inaccessible or fail.
  10. Physical damage: Physical damage to the storage device, such as a scratched CD or a broken hard drive, can lead to the loss or failure of ".CAL" files.

How to recover lost ".CAL" files?

Sometimes while working with a computer, laptop or other stationary or mobile devices, you may encounter various bugs, freezes, hardware or software failures, even in spite of regular updates and junk cleaning. As a result, an important ".CAL" file may be deleted.

Go to view
🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

🧺 How to Recover Files and Folders After Sending Them to the Recycle Bin and Deleting? (Windows 11)

By no means should you think that the only way to recover a ".CAL" file is always to create it once more.

Use programs for recovering ".CAL" files if a file was lost after accidental or deliberate deleting, formatting the memory card or the internal storage, cleaning the storage device, after a virus attack or a system failure.

Programs to recover ".CAL" files

Looking for a way to get files back? In cases when files were deleted and they cannot be restored by using standard operating system tools, use Hetman Partition Recovery.

Partition Recovery™ 5.1
The tool recovers data from any devices, regardless of the cause of data loss.
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Follow the directions below:

  1. Download Hetman Partition Recovery, install and start the program.

  2. The program will automatically scan the computer and display all hard disks and removable drives connected to it, as well as physical and local disks.

    File Recovery Software

  3. Double-click on the disk from which you need to recover ".CAL" files, and select analysis type.

    Hetman Partition Recovery - Analysis Type

  4. When the scanning is over, you will be shown the files for recovery.

    Hetman Partition Recovery - Files that Can be Restored

  5. To find a file you need, use the program’s interface to open the folder it was deleted from, or go to the folder "Content-Aware Analysis" and select the required file type.

    Hetman Partition Recovery - Deep Scan

  6. Select the files you have been looking for and click "Recovery".

    File Recovery Software - Files List for Recovery

  7. Choose one of the methods for saving the files and recover them.

    Saving recovered files in Hetman Partition Recovery

How to open file with ".CAL" extension?

Looking for how to open a stereo calendar File image file file?

Programs that open ".CAL" files

Windows
Broderbund The Print Shop Broderbund The Print Shop
Broderbund PrintMaster v8 Platinum Broderbund PrintMaster v8 Platinum
Broderbund Calendar Creator Broderbund Calendar Creator
Mac
Broderbund The Print Shop for Mac Broderbund The Print Shop for Mac
Broderbund PrintMaster v8 Platinum Broderbund PrintMaster v8 Platinum

Additional Information

  • File type: Calendar File

  • File extension: .CAL

  • Developer: Broderbund

  • Category: Page Layout Files

  • Format: N/A

  • Mime-type: application/octet-stream

  • HEX: B5 A2 B0 B3 B3 B0 A2 B5

  • File types that use the extension .CAL:

    • Calendar File

    • 3ds Max Pose Adjustment File

    • CALS Raster Graphic

    • CryENGINE Character Animation List

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We will be happy to answer your questions!

Comments (1)

  • Hetman Software: Data Recovery
    Hetman Software: Data Recovery 18.12.2019 11:57 #
    Leave a comment if you have any questions about Recovering lost .CAL files after deleting, cleaning or formatting!
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Vladimir Artiukh

Author: Vladimir Artiukh, Technical Writer

Vladimir Artiukh is a technical writer for Hetman Software, as well as the voice and face of their English-speaking YouTube channel, Hetman Software: Data Recovery for Windows. He handles tutorials, how-tos, and detailed reviews on how the company’s tools work with all kinds of data storage devices.

Oleg Afonin

Editor: Oleg Afonin, Technical Writer

Oleg Afonin is an expert in mobile forensics, data recovery and computer systems. He often attends large data security conferences, and writes several blogs for such resources as xaker.ru, Elcomsoft and Habr. In addition to his online activities, Oleg’s articles are also published in professional magazines. Also, Oleg Afonin is the co-author of a well-known book, Mobile Forensics - Advanced Investigative Strategies.

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Questions and answers

  • What is a .CAL file extension and what type of file does it represent?

    The .CAL file extension typically represents a calendar file. It is commonly used to store calendar data, such as events, appointments, and reminders. These files can be created and used by various calendar applications and software programs.

  • How can I open a .CAL file and what software or application do I need?

    A .CAL file is typically associated with calendar files. To open a .CAL file, you will need calendar software or applications that support this file format. Here are a few options:

    1. Microsoft Outlook: If you have Microsoft Outlook installed on your computer, you can open .CAL files by simply double-clicking on the file. Outlook will automatically import the calendar data.
    2. Google Calendar: If you use Google Calendar, you can import a .CAL file by logging into your Google account, navigating to Google Calendar, and selecting "Settings" from the menu. Under the "Import & Export" section, choose "Import" and select the .CAL file from your computer.
    3. Apple Calendar (formerly iCal): For Mac users, you can open .CAL files using the Apple Calendar application. Simply double-click on the .CAL file, and it will be imported into your calendar.
    4. Other calendar applications: There are various other calendar applications available, such as Mozilla Thunderbird with the Lightning add-on, which also support .CAL files. You can download and install these applications, then import the .CAL file from within the software.

    It's worth noting that .CAL files can sometimes be used for other purposes unrelated to calendars. In such cases, you may need specific software or applications associated with that particular use case.

  • Are there any specific steps or instructions to follow when trying to open a .CAL file?

    Yes, there are certain steps to follow when trying to open a .CAL file. Here is a general guide:

    1. Identify the software or application associated with the .CAL file. This information can help you determine the appropriate steps to open the file.
    2. Check if you have the necessary software installed on your computer. If not, you may need to download and install the relevant software before proceeding.
    3. Right-click on the .CAL file and select "Open with" from the context menu. This will display a list of compatible programs on your computer.
    4. If the appropriate software is listed, select it and click "OK" to open the file. The software will launch, and the .CAL file should open within it.
    5. If the desired software is not listed, click on "Choose another app" or "More apps" to see additional options. If you still cannot find the appropriate program, you may need to search for software that can open .CAL files.
    6. If you are unable to find compatible software, consider researching the file extension to determine its purpose and the software associated with it. This may help you find a suitable program or converter.
    7. Alternatively, you can try opening the .CAL file using a text editor or word processor. Right-click on the file, select "Open with," and choose a text editor such as Notepad or WordPad. This method will allow you to view the file's contents, but it may not provide full functionality.

    Remember, the steps may vary depending on your operating system and the specific software associated with the .CAL file.
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