This is a public or shared computer. Select this option if you use Outlook Web App on a public computer. This is a private computer. Your server will allow a longer period of inactivity before signing you out.

Offers the full set of Web collaboration features. This Web Client works best with newer browsers and faster Internet connections. Is recommended when Internet connections are slow, when using older browsers, or for easier accessibility. Is recommended for mobile devices. To be your preferred client type, change the sign in options in your Preferences, General tab after you sign in.

Switch to the mobile interface.

Developed by Inverse, SOGo is a fully-featured groupware server with a focus on scalability and simplicity. SOGo provides a rich AJAX-based Web interface and supports multiple native clients through the use of standard protocols such as CalDAV and CardDAV. SOGo is distributed under the GNU GPL.