Braintree is expensive when you're just getting started. Their API is nicer than authorize.net's API, but if you're using a service like Spreedly, it's Spreedly

Braintree is expensive when you're just getting started. Their API is nicer than authorize.net's API, but if you're using a service like Spreedly, it's Spreedly's API you'll be talking to, not Braintree's.