What is the fare setting if I call through the T-phone app?

pu1. It's deducted from your plan

2017-11-24

OK

pu2. Get out of your plan

2017-11-24

OK

pu3. T phone is just an app. When you make a call, it works the same way as a real call. That's why there's no separate T-phone plan

2017-11-24

OK