Knox Payments is described as 'Process Mobile & Online Payments. Free from Fraud, Same-Day Settlement. 1-Click Checkout' and is a Payment Gateway in the business & commerce category. There are more than 50 alternatives to Knox Payments, not only websites but also apps for a variety of platforms, including iPhone, Android, iPad and Windows apps. The best Knox Payments alternative is PayPal. It's not free, so if you're looking for a free alternative, you could try PayPal or GNU Taler. Other great sites and apps similar to Knox Payments are Stripe, MiniPay Wallet, Skrill and Strike.me.