Facebook has pulled support for its apps on Blackberry, with Whatsapp also announcing last month that it would jump ship by the end of 2016, in what could be a decisive blow against the mobile platform.
Facebook and WhatsApp make up 5 of the top 10 free apps on BlackBerry's app store.
BlackBerry smart phones sales have accounted for less than 0.1% of the US market in recent months, so losing these [UNKNOWN] is going to hurt.
We are extremely disappointed in their decision as we know many users love these apps.
We fought back to work with WhatsApp and Facebook to change their minds, but at this time, their decision stands.
There's no guarantee that third party apps will stick around either, with Facebook announcing that they're pulling support for their APIs.
The very building blocks that developers rely on for their third party apps.
So users soon could be stuck either logging into Facebook's mobile site or searching for another smartphone.
For all the phones that do have the Facebook app head to cnet.com.