I paid to remove ads, but ads still pop up – Texas Hold 'em or Fold 'em - Poker Trainer Review

$4.99 to remove ads and still they come. I even got an "ads removed" message - what is going on? Just started playing so I don't know how the rest of this app will fare.
Review by TrailingDots on Texas Hold 'em or Fold 'em - Poker Trainer.