Discover the best list of alternative premium and free Payment Request APIs.
SalesTaxIQ.com offers precise and accurate rooftop compliant sales tax rate lookups that are superior to using zip codes alone. The site uses advanced data source retrieval to provide the most accurate tax rates based on the specific location of the business or individual. In addition, SalesTaxIQ.com has built-in address validation and detection features that help ensure accuracy and reduce errors. The system can detect and correct common address errors, such as misspellings or missing infor...
A simple service to generate random credit/debit card numbers
Accept PayPal and credit card payments online or on mobile.
A simple API to calculate monthly mortgage payments, including principal and interest; taxes; homeowners insurance; and mortgage insurance.
Accept web and mobile payments via PayPal, Venmo, credit and debit cards, Apple Pay, Google Pay and more.