Yes, that it supposed to be blue as iMessage, mine is not working
Yes, i saw my friends signed blue in my contact lists
Normaly, if iMessage already activated when u wanna send messg all of your contact who has iMessage will have blue icon.
Blue icon where? Are you talking about in the message app or in your contact list?
Yes, i saw my friends signed blue in my contact lists
If you are sharing the same wifi, it won't work !!
It's not like what's app that can work on the same wifi...