Nucel é a operadora do Nubank , Nubank+ é tipo o ultravioleta
https://www.google.com/url?sa=t&source=web&rct=j&opi=89978449&url=https://www.nubank.com.br/nu/nubankmais&ved=2ahUKEwiryfX_kNWMAxXoBLkGHZP1LhkQFnoECDIQAQ&sqi=2&usg=AOvVaw04gkWuh7H4Z13Obf-elUkZ