MS String of IOS App buys

Microsoft continues its string of buying IOS apps through its latest round :

http://www.theverge.com/2015/6/1/8700115/microsoft-wunderlist-acquisition

http://www.theverge.com/2015/2/11/7984603/microsoft-sunrise-acquisition-official

http://www.theverge.com/2014/4/24/5645684/accompli-is-a-powerhouse-email-app-for-iphone-for-outlook-users