BBM is instant messaging service from Blackberry and million people around the world are used it and now arrival on the Windows Phone platform.
Nokia lover who use Windows Phone called Nokia Lumia now can use Blackberry Messenger.
Blackbery Messenger is application from RIM that just can install at Windows Phone OS 8 and 8.1 ...
The easy way to get it just find and download directly from Nokia Store at Nokia Lumia.
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