Moving your BBM Contacts from your Blackberry phone to an Android phone is very easy and simple,
Let start by telling you that Every BlackBerry user is assigned with a unique BlackBerry Identity also known as “BBID” which is linked to the email address you used to register for the blackberry service.
Now to export your old BBM contacts to the new Android BBM, First download and install BBM on your device and log in with your previous Blackberry Identity,
I mean the Blackberry ID you’ve been using on your Blackberry Phone. that’s all like I said before it’s very simple.
Note : your BB pin will change, but your contacts won’t even notice that you changed pin, BBM is available for Android devices running OS 4.0 and above.