ROK Mobile launches music app and limited cell-phone service

One month ago we reported that ROK Mobile was gearing up for a July 4 launch of its music app (ROK Music) and unlimited cell-service. Both have happened, though the wireless service portion is a tightly limited roll-out. Here’s the deal: $50/month for unlimited streaming, and a brand new music service. T-Mobile is in the unlimited-music space now, too. Can ROK differentiate itself enough to lure consumers? Continue Reading