We have an application that generates bills, printed as invoice, and customers would like to see the Final Invoice Total amount automatically written in words

eg: we'd like a feature that could translate USD 6073.66 as SIX THOUSAND AND SEVENTY THREE dollars and SIXTY SIX cents.

I understand there are some numbers to words converter websites, Can anyone advise if any of these numbers to words website offer Callable webservice ? and how users can consume this service with zoho API