The current bank exchange rates for the ZWL$ today are as follows:

USD = ZW$15.5711
ZWL$ = RAND:0.9411

Data according to the Reserve Bank of Zimbabwe

Black Market Rates:

USD = ZW$21 zimrates
USD = ZW$20.90 zwl365 [23/10/2019]
USD = ZW$20.70 bluemari [23/10/2019]
USD = BOND:13.60 zimrates

– Marketwatch