... WP is like iOS' brother, just with no-apps.
As of June 3rd, 2012: 100,145 apps published to the Windows Phone Marketplace over the last 20 months 88,371 apps live (available for download, total across 60 countries) Windows Phone reached the 100,000 milestone faster than Android (24 months), but slower than iOS (16 months) 23,825 publishers (developers) Proportion of quality apps (rated five or more times) stable at 8% (UK ratings) 12% (US ratings)