What are some alternatives?
When comparing TSYS and Amazon Pay, you can also consider the following products
Payoneer - Founded in 2005 and based in New York, Payoneer is venture-backed, profitable and ranked in the top...
PayPal - PayPal is the faster, safer way to pay online without sharing financial details, send and receive money or accept credit and debit cards as a seller
Planet Payment - One Partner. One Platform. Planet Payment.
Authorize.net - Payment gateway enables internet merchants to accept online payments via credit card and e-check.
Apple Wallet - With Wallet, you can keep your credit, debit, and prepaid cards, store cards, boarding passes, movie tickets, coupons, rewards cards, and more in one place.
Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.