Open ICS File format – Programs, How to view and convert online

iCalendar calendar format (Microsoft Outlook, Apple iCal) definition and 5 other types and linked programs information.


How to open ICS files

The Default file extension for .ics type: iCalendar calendar files format (Microsoft Outlook, Apple iCal)

ICS file suffix is related to calendar file format used by programs like Microsoft Outlook or Apple iCal. These file store calendar data.

Programs that open ics files:

  • Google Calendar (Microsoft Windows)
  • iCal (Apple OS X)
  • Lightning (Windows)
  • Microsoft Office (Microsoft Windows)
  • Microsoft Office Mobile (Windows Mobile)
  • Microsoft Outlook
  • Sunbird


Image cytometry

Cytometry is a technique for counting, examining, and sorting microscopic particles suspended in a stream of fluid.

It allows simultaneous multiparametric analysis of the physical and/or chemical characteristics of single cells flowing through an optical and/or electronic detection apparatus.


IronCAD 3D CAD files

The ICS file extension is used by 3D CAD applications IronCAD and Inovate, developed by IronCAD. The .ics files are used by the applications for 3D graphics.


  • IronCAD


Sony IC Recorder sound files

The ICS suffix is used by Sony IC Recorders (ICD-R100). It contains recorded audio.


  • Digital Voice Editor


SwiftView command files

The File extension used by SwiftView. It contains program command.


  • SwiftView <(multiplatform software)