File Extension Database

Open CALENDAR File

CALENDAR files are closely related to ICS files. ICS files are calendar type that are saved in a universal iCalendar format and are used by various email and calendar programs, including Microsoft Outlook, Google Calendar and Apple Calendar.

CALENDAR type of file allows users to publish and / or share calendar information on the web and via email, either for important dates, as well as work and personal meetings.

This type of CALENDAR / ICS files represent a very useful tool, since they can import the events into their own calendars and allow organizing the work, project or daily activities agenda.

The information they basically contain is the event title, the summary, the start time and the end time.

This calendar format also supports event updates and cancellations.

The programs compatible with this type of files are

Microsoft Outlook
Microsoft Works (Not available)
Google Calendar
ICS File Converter

How Can I Open CALENDAR File on Windows

We researched and learned that the best way to open CALENDAR file is to find a CALENDAR file in question in Windows OS File Explorer and double click on it to launch the corresponding application.
If a CALENDAR file is not opened in an application and you instead get a "Windows can't open a file" error message you should try looking for an application which can open the file in question.
If you know the application which can open CALENDAR file then run it and see if there is a File->Open main menu option in the application.
If you don't know the application which function as CALENDAR file opener then try to search online for "CALENDAR viewer", "application to open CALENDAR file" or "open CALENDAR file" queries in the search engine you like.
Install the application you found and check if it can open CALENDAR file

How Can I Open CALENDAR File on Mac OS

We recommend to find a CALENDAR file in question in Mac OS Finder and double click on it to launch the corresponding application.
If a CALENDAR file is not opened in a Mac OS application and you instead get a "There is no application set to open the file" error message you can click on "Search App Store" in the error dialog and Mac OS will show you applications compatible with CALENDAR file.
If you know the Mac OS application which can work as CALENDAR file opener you can choose the "Choose Application..." option in the error box to associate the file extension and open CALENDAR file in it.
If you don't know the application which can open CALENDAR file then try to search for "CALENDAR viewer", "application to open CALENDAR file" or "read CALENDAR file" queries in the online search engine you like.
Install the application you found and check if it can read CALENDAR file

How Can I Open CALENDAR File on Android

If you downloaded a CALENDAR file on Android device you can open it by following steps below:

In the Android apps list on your Android device find "My Files" or "File manager" app and tap to start it.
Tap on "Downloads" folder inside the app.
You should see your downloaded CALENDAR file in that folder.
Tap on the file. If Android device supports opening the file you downloaded it will open in the corresponding app.
If file does not open you can look for the corresponding app that can open the file by searching Android App Store for the "CALENDAR".
If you cannot open the file with the apps from Android App Store it is possible that the file could only be opened on desktop platforms such as Windows or Mac OS. Try searching for "CALENDAR viewer", "CALENDAR file reader" online and see if any desktop applications can open it.
It is also possible that the file you downloaded is outdated and is no longer supported.

How to Open CALENDAR File on iPhone or iPad

To open CALENDAR File on iOS device follow steps below:

We advies to open Files app on your iPhone or iPad device. You can find it by swiping down on the home screen and typing "Files" in the search bar.
Tap on the Downloads folder on the Files app home screen.
You will see all files that you recently downloaded. Tap on the CALENDAR file to view it.
If you have the right app that can open it it will automatically launch and open your file.
If you don't have the app which can open it you need to serch Apple app store for "CALENDAR". This way you can find apps which can open CALENDAR files.
If this doesn't help it is possible that your file could be opened only by the desktop application. To find an app which can open it on desktop look for "CALENDAR viewer" or "CALENDAR file" online in your favorite search engine.