Outlook.com was first founded in 1996 by Sabeer Bhatia and Jack Smith as Hotmail and was acquired by Microsoft in 1997. It was introduced as Outlook.com in 2012, when its beta version was made available to the general public.

Outlook.com is a personal information manager online app from Microsoft which includes webmail, calendaring, contacts, and tasks services. By May 2013, Outlook.com had 400 million active users.

Some of the features of the app are: keyboard controls, searching the user's messages including message filters, folder-based organization of messages, auto-completion of contact addresses, contact grouping, importing and exporting of contacts, text formatting, text signatures, spam filtering and virus scanning, support for multiple addresses, and different language versions.

For additional information or signing up, visit their official website: outlook.live.com or download the app from the App Store or Google Play.