We’ve just heard that WhatsApp Messenger for BlackBerry has received a refreshed user interface and will be available in BlackBerry App World very soon.

WhatsApp is arguably the most widely used cross-platform mobile IM client, and, in addition to BlackBerry is available on Android, IOS, Windows Phone, and Nokia Symbian devices.

I know that some BBM die hards will immediately point out that WhatsApp is no replacement for BlackBerry Messenger.  I think, however, the point to WhatsApp is that you can use it to communicate with contacts who use smartphone platforms other than BlackBerry.

If you are looking for a good cross-platform mobile IM client, check out WhatsApp Messenger.  You can pick it up in BlackBerry App World as well as respective app stores for for other platforms…