Fast, good looking email client. Lighter than MS Outlook with some unique and clever features. You can use Hiri to connect to Exchange, Office365, or a Microsoft email account (Outlook.com, Live, Hotmail). Other email providers, such as Gmail, Yahoo, etc are currently not supported. Basics: - Fully integrated calendar - Tasks - Contacts - Built for Exchange, Office 365 and Outlook.com - Uses Microsoft's own protocol - EWS.