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Basic information about ICS file

When there is a problem with opening files with the file extension ICS（*.ICS or *.ics）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the ICS file yourself.

There are 5 file types using the ICS file extension in our database. In the further part of this page, you will find detail information about all the ICS file with their brief description and a list of programs that support ICS file sorted by operating systems. The table below provides useful information about the ICS file extension. It answers questions such as:
  • What is the ICS file?
  • How to open a ICS file?
  • What programs do I need to open a ICS file?
  • What programs help to create and edit a ICS file?
  • How to convert ICS files to another file format?
  • How to convert another files to ICS file format?


1.Detail information about ICS file extension: Calendar File

File type Calendar File Category Misc Files
Developer N/A File format Text
Description ICS file is a Calendar File. An ICS file is a calendar file saved in a universal calendar format used by several email and calendar programs, including Microsoft Outlook, Google Calendar, and Apple Calendar. It enables users to publish and share calendar information on the web and over email. ICS files are often used for sending meeting requests to other users, who can import the events into their own calendars.
Software programs that will open, edit or convert ICS files

Windows		 Microsoft Outlook 2016
Mozilla Lightning

macOS		 Apple Calendar
Mozilla Lightning

Linux		 Mozilla Lightning
Horde Kronolith
Claws Mail with vCalendar plugin

Web		 Google Calendar
ICS File Converter


2.Detail information about ICS file extension: IC Recorder Sound File

File type IC Recorder Sound File Category Audio Files
Developer Sony File format Binary
Description ICS file is a IC Recorder Sound File developed by Sony.
Software programs that will open, edit or convert ICS files

Windows		 Sony Digital Voice Player
Microsoft Windows Media Player with Sony Player Plug-in


3.Detail information about ICS file extension: IronCAD 3D Drawing File

File type IronCAD 3D Drawing File Category CAD Files
Developer IronCAD File format N/A
Description ICS file is a IronCAD 3D Drawing File developed by IronCAD.
Software programs that will open, edit or convert ICS files

Windows		 IronCAD


4.Detail information about ICS file extension: Image Cytometry

File type Image Cytometry Category Misc Files
Developer N/A File format N/A
Description ICS file is a Image Cytometry.
Software programs that will open, edit or convert ICS files


5.Detail information about ICS file extension: SwiftView Command Data

File type SwiftView Command Data Category Misc Files
Developer N/A File format N/A
Description ICS file is a SwiftView Command Data.
Software programs that will open, edit or convert ICS files



How to convert ICS files to another file format?

There are 18 records in our database eligible for ICS files to another file format conversion. If you want to achieve ICS to another files conversion, you may use the option.

ICS to CSV ICS to DWG ICS to DXF ICS to ICBU
ICS to IGES ICS to IGS ICS to IPT ICS to PDF
ICS to PNG ICS to PST ICS to SLDPRT ICS to STEP
ICS to STP ICS to VDA ICS to XLS ICS to XLSX
ICS to XML ICS to X_T


How to convert another files to ICS file format?

There are 10 records in our database eligible for another files to ICS file format conversion. If you want to achieve another files to ICS conversion, you may use the option.

HTML to ICS ICBU to ICS CSV to ICS WAB to ICS
IGES to ICS STP to ICS STEP to ICS PST to ICS
VCF to ICS DBK to ICS


Can't open a ICS file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.ICS”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the ICS extension without any issue.


Where I can download the application that support ICS file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How to change file associations?

  • Right-click a file with the extension whose association you want to change, and then click "Open With".
  • In the "Open With" dialog box, click the program whith which you want the file to open, or click "Browse" to locate the program that you want.
  • Select the ”Always use the selected program to open this kind of file” check box.


Can I change the extension of ICS files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a ICS file?

The reasons for the lack of the ability to open a ICS file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a ICS file. If there is still something wrong, you might want to check:

  • Whether the ICS file is damaged.
  • Whether the ICS file is incorrectly linked in the registry entries.
  • Whether the ICS file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the ICS file format is incompletely.
  • Whether the ICS file is infected.
  • Whether the drivers of the equipment used for opening a ICS file are up to date.
  • Whether your computer has enough hardware resources to open a ICS file.

If the ICS file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.