I actually did my diligence on Smarty and that's how I came across it. They said the networks are licensed via Three network. It just so happened, after day 1 of working, the days following when I check for network coverage in my area, I get a notifi...
I've had a similar issue. I purchased a portable wifi device and bought a plan in smarty. Activated sim and it worked on the first day, after that it has been 2 days and doesn't work any more. I tried to connect my wife and daughters phones but same ...