Export Outlook Calendar to ICS : The Perfect How-to Guide

pst to ics

The calendar feature of Outlook allows users to make appointments, arrange events, schedule meetings, view group schedules, and many other useful things. But the problem with Outlook calendar is its data is stored in PST format. Therefore, to open the Outlook calendar data in any other platform of application, users need to export Outlook calendar to ICS.

ICS file is a popular file format for saving calendar data that is accepted worldwide. Numerous email clients and applications support this file format including Outlook, Google Calendar, Apple Calendar, etc. For this reason, after converting Outlook calendar to ICS, users can transfer and share the calendar information with other systems. However, this process of PST to ICS conversion is not a common one and tech forums keep getting queries like the one below.

Hi. I work in an Event Management Organization as the Senior Manager. As the part of my work, I have to maintain strict schedule and to do so, I use the calendar feature of Outlook. But I use Outlook only when I am in the office. I also need to access my schedule even outside the office. To do so, I want to move the calendar data in other devices that do not have Outlook. Please tell me if there is any reliable software that can export Outlook 2013 calendar to ICS format. Thanks!

If you are also willing to know how to export Outlook calendar to ICS like this user, continue reading this blog. Here we will tell you some innovative ways to convert calendar in ICS format.

How to Export PST File Calendar to ICS?

Users can save their calendar data of Outlook in ICS form both manually to using a software. Here, we will describe methods to do both.

Manual Method to Convert Outlook Calendar to ICS

In this native technique, we will only use the Outlook commands and no external tools.

a. Open Outlook application and click on Calendar icon located at the bottom of left panel.

b. Now, choose the calendar that you need to convert in ICS file format.

c. Click on File, choose Save Calendar option from the list of options.

d. Provide the destination for the converted files and click on More Options..

e. Select the required range of data (Today, Tomorrow, Specify dates) from the Date Range drop-down menu.

f. Apply other necessary configurations before clicking OK.

g. Add file name and click on Save button.

Limitations of Manual Method

There are some limitations of this free manual technique to export Outlook Calendar to ICS. The first one is the requirement of Outlook installation. If the users do not have Outlook installed on their system they will not be able to convert the PST file calendar in ICS format. Moreover, it requires constant supervision of its user, which becomes a problem for the users.

Alternative Tool for Smooth Outlook PST to ICS Transfer

After taking all the limitations of the manual method into consideration, we want to suggest SysTools PST Converter. This utility can easily save the Outlook calendar to ICS format. Here is how you can do that:

Process of PST to ICS Conversion

Step 1: Start Software and add PST file in it.

Step 2: Preview PST file data in detail.

Step 3: Choose ICS as the export option after selecting calendar folder.

Step 4: Select destination location and click on Export.

More About PST Converter

In these 4 easy steps, the conversion will be done and you do not have to invest a lot of time on this process. This Windows OS based application is designed to run on all Windows versions including the latest Windows 10. This approach involves absolutely no risk of data corruption or data loss, so you can remain worry-free. A free demo version of this software is also available that anyone can use to test its functionality.


People may face the need to export Outlook calendar to ICS at any time. To help them, this blog provided two different methods to convert PST calendar data into ICS formatting. But the manual method has got its own set of limitations. To avoid any such issues, it is wise to choose PST Converter Tool for quick and hassle-free conversion.