The PaySimple Ruby SDK by Constantine allows API interaction with the aim to integrate payments into applications. Usage examples include customer, credit card, ACH, payment, recurring payment, and payment plan.
Mocapay focuses on mobilizing businesses' payment, loyalty, coupon, and gift programs through innovative software. Mocapay aims to unify merchant programs and payment options across all devices. To enhance its platform, Mocapay recently launched a token solution that integrates with any POS system via an API.
PayZang, payment processing provider, has introduced a new payment API. The API allows merchants to integrate payment options with third party applications and platforms. PayZang hopes to attract new customers with the API because integration will speed up online shopping and bill pay experiences.