NOWPayments
Platform for processing cryptocurrency payments.
The platform includes Payment API to integrate payments into your service to broaden your global reach and other API: Mass Payouts API (for thousands of transactions), Custody API (to manage your funds within a custody balance), Customer Management API, Recurring Payments API and so on.
Business services: Payments, billing, bulk payouts, POS terminals
Fees: 0.4% (for payment and settlement in same cryptocurrency) and 5% for different cryptocurrencies.