Yep
Several gas apps nowadays (QT, Chevron for starters) allow you...er...
encourage linking your checking account straight to the app so they save off of credit/debit card transaction fees. I totally get it from the merchant perspective, but while it's more convenient than cash, you give up a bunch of security having your routing & account numbers.
I.e., I say "so what if there's a data leak w/ my credit card #", I can dispute that since it's the bank's money. If it's my checking acct #, they can clean that **** out