Facebook Messenger for iPhone and Android was released a couple of days back which is a standalone app for messaging to your Facebook friends and mobile contacts.
The app was released for iPhone and Android first, but according to the Help pages on Facebook, Facebook Messenger will soon be making its way to BlackBerry devices as well.
Facebook has just launched their Facebook Messenger for Mobile, a standalone messaging app for smartphones. According to Mashable, Facebook will be rolling out several new features to its Facebook Chat feature.
Now you can send messages directly to your friends on their mobile phones, so you stay in touch no matter where you go. Message friends using Facebook Messenger for Mobile or anyone in your mobile contacts. This looks more of an approach like WhatsApp, BlackBerry Messenger etc.