Authorize.Net is a payment gateway service provider allowing merchants to accept credit card and electronic check payments through their Web site and over an IP (Internet Protocol) connection. It claims to have a giant user base of over 400,000 merchants. Authorize.Net integrates perfectly with typical ecommerce software and can be used for any internally coded storefront you have. It lets you manage and review transactions, configure account settings, view account statements, download reports, and more through a password-protected website - the Merchant Interface. Its Support Features include 24/7 support, Blog, Email, FAQ, Help Desk, Knowledge base, Live chat and Phone Support.
GoCardless is the payment gateway solution that charges the lowest transaction fees of 1% per successful transaction. They have three plans – Standard, Plus, and Pro. In both Standard and Plus plans, the maximum fee that aPayment Gateways (UK)