plug&paid offers Free Trial, but PayOp does not.
PayOp is designed for Large Enterprises, Medium Business and Small Business.
plug&paid is designed for Medium Business and Small Business.
Pricing details for both PayOp and plug&paid are unavailable at this time. Contact the respective providers for more information.
Some top alternatives to PayOp includes WePay, Braintree Direct, Global Payments, Checkout.com, PayPal, Paymill, Better Payment, plug&paid, PayNet and PayApp.
Some top alternatives to plug&paid includes and undefined.