I am very impressed with H20'S unlimited 60 dollar a month plan. The internet is crazy fast. I use it to tether and at the rate I am going I will exhaust my highspeed 3GB of data within a week. I
Here are the best Solavei APN settings for the unlocked Galaxy S4.
APN and Name: solavei
APN type: default,supl,admin,mms,hipri
Here are Screenshots of APN and MMS Settings for H20 Wireless, that you can use on your Galaxy S4 or HTC One.
This will get you Data services (If you have plans with Data).
It's important you have