"My Vodacom"

The "My Vodacom" app is pretty useless. Cannot view data balances and so keep running into more expensive data before being able to recharge. The online version of "My Vodacom" is worse. I have an idea that they deliberately try let you overrun your short term data bundle so that they can make more profit out of you. Happens more often than not. All I want to do is be able to see my balance so that I can top up before it gets too expensive! How hard can that be?! Surely