Exclusive - Talk about a halo effect. Kik, a developer of cross-platform mobile communication apps, says something really strange happened when they launched their Windows Phone 7 application last June: user growth across the iOS and Android platform both accelerated significantly.

Turns out every registered user of the Windows Phone 7 Kik Messenger app is 'worth' 2.53 users (see explanation on methodology and accompanying image after the jump).

Read More: Why Kik Loves Windows Phone 7 (Spoiler: It Boosts Android And iOS User Growth)