Android users get 4GB on airtel network with just 1k
Buy 1000 Credit and load it with *555#
and get 1gig free.
Check your free gig with *556#
When the free data has finished,Sub for
the BB10 Bis by dialing *431# 3gig for 1000.
Then change your android imei to that of bb10
imei you can analyse this BB10 35695050588478.
And you can now brows with the bb10
sub on your android using this settings
APN: internet.ng.zain.com
Username: internet
Password: internet
IP and port: lv it blank
Tested and working! If its not working for u pm me for help.