On my Nexus 4 it worked fine for a few months, but then they started blocking it (I used it lightly during my commute, probably <1gb monthly, I have the $30 5gb

On my Nexus 4 it worked fine for a few months, but then they started blocking it (I used it lightly during my commute, probably <1gb monthly, I have the $30 5gb-fast/unlimited-slow plan). Give it time, it'll probably happen to you too.