Microsoft has confirmed to Neowin that the upcoming version of Outlook 2013 for Windows RT users will be confined to the desktop, and has not been designed as a new-style Modern UI app.
...of Google lows, Samsung highs and yet ANOTHER low-end Lumia
Win a Chromebook Pixel!
VidOn TV Box review: The Android TV box with Blu-ray menu navigation
HTC One M9 review - is this really the One for you?
htc one m9
Samsung Galaxy S6 Edge unboxing and first impressions
galaxy s6 edge
Outlook 2013 rt
A new post on Microsoft's official Surface Twitter account claims that the upcoming Outlook 2013 RT client for Windows RT will in fact be "a Windows Store app" and not a standard desktop app.
Microsoft has offered up some more information on the upcoming and highly anticipated Outlook 2013 RT client, which will be released for Windows RT devices later in 2013.