If Mastercard or Visa did an app that would work across all of their cards, that would be ok. But how can a separate app from each bank be considered better tha

If Mastercard or Visa did an app that would work across all of their cards, that would be ok. But how can a separate app from each bank be considered better than SMS? It's just an annoying lock-in. And the quality of apps from many banks is sub-par.