This serves as the medium by which the rest of the applications in KDE PIM can integrate with one another. All of the applications in KDE PIM can be displayed inside here, and you can easily choose which ones to display. It also contains a Summary page by which you can get a brief overview of events and information in the other components.

The mail component. KMail comes with full IMAP, POP3 and SMTP support. Signing and encrypting of emails is permitted, and there are many comprehensive anti-spam functions available. A spell check can easily be used, HTML emails can be viewed appropriately, and there is an advanced search feature.

A fully customizable organizer which constitutes as the calender component. KOrganizer provides management of events and tasks, alarm notification, web export, network transparent handling of data, group scheduling, import and export of calendar files, and much more.

The contacts component. KAddressBook enables you to manage your contacts efficiently and comfortably; contacts can be easily exported and imported from a plethora of different address book standards, and it can be efficiently integrated with Kopete, KDE's multi-protocol instant messenger. Other features include support for all international character sets and advanced search functions.

A handy component which can serve to handle all your digital sticky notes. You can have them displayed on your desktop, they can be “dragged n' dropped” into emails, printed, or even be displayed after Kontact is closed down.

The newsreader component. It is GNSKA (The Good Net-Keeping Seal of Approval) compliant, has support for MIME and multiple servers.

A lightweight and fast program to display news items provided by feeds, supporting all commonly used versions of RSS and Atom feeds. Useful features include searching in article titles, management of feeds in folders and setting archiving preferences.