magicJack and magicJack Plus Support, Reviews, FAQs and Tricks

I tried to restore my iphone 4 but it is still not working.

I used my brother magickjack account on my iPhone and I like it so I signup for my own magicjack account. But when I sign in using my magicjack account, it says "Your device is not on this account".
I did delete and reinstall the app but still not able to log in using my magicjack account.
I ...