Top 12 Cardknox Alternatives for Android, Compared (2026)

What is Payoneer?

Payoneer provides a simple and cost effective solution for your business to accept credit card and other payments online.  Payoneer's suite of Payment Gateway Solutions has been adapted to meet the needs of various businesses such as banks, eCommerce merchants, international money transfer ...

What is Paytm Payment Gateway?

The Paytm gateway software offers you all the benefits a payment gateway should offer – and more. It comes with a seamless integration with Paytm Wallet, configurable SMS alerts, transaction confirmation email for buyers and retailers, verification of users before proceeding further with their ...

What is Citrus?

Citrus is a payment gateway for small to medium-sized businesses that need to accept card payments, bank transfers, and mobile payments without depending on an external payment provider. Its in-house processing model gives merchants direct control over payment data and transaction flows within ...

What is PayKun?

PayKun is a payment gateway for Indian businesses with existing websites or shopping carts that need a stable, integrable payment module with features like IPN messaging and an API platform for connecting external applications. It has limited international currency support, making it best ...

What is NETELLER?

NETELLER's payment gateway software makes it easy for you to accept secure online payments and credit card transactions from your customers. With tools that keep your business in the green, you can manage chargeback and fraud, see more insights into customer buying habits, and get support when ...

What is PayPal?

PayPal is a payment gateway and digital wallet used by online merchants globally to process card transactions, send invoices, and handle purchase disputes. Merchants pay transaction fees (typically 2.9% plus $0.30 in the US) while buyers pay nothing, and PayPal's built-in purchase protection ...

What is Authorize.Net?

Authorize.Net is a payment gateway for businesses that process credit card and electronic check payments on websites and mobile apps, with broad support for major e-commerce platforms and accounting integrations. It carries a monthly gateway fee ($25-$99 depending on plan) plus per-transaction ...

What is Razorpay?

Razorpay's payment gateway software helps online businesses to accept payments from customers using their desktop and mobile devices. This online payment gateway helps you integrate seamlessly with the leading payment gateways in India, and global financial networks like Visa and Mastercard. ...

What is 2Checkout?

2Checkout (now operating as Verifone) is a global payment gateway for software vendors and subscription businesses that sell digitally across multiple countries and need to handle local payment methods, currencies, and tax compliance in international markets. Dedicated account managers are ...

What is BlueSnap?

BlueSnap is a payment gateway software that allows merchants to start accepting credit cards directly on their own websites. BlueSnap provides everything you need from the award-winning payment gateway to a complete white label solution for your clients. Connect your online business in seconds, ...

What is Adyen?

Adyen is a global payment processing platform used by mid-market and enterprise retailers, marketplaces, and financial services firms that process transactions across multiple countries and sales channels. It unifies online, mobile, and in-store payments under one integration, eliminating the ...

What is Tap2Pay?

Tap2Pay is open source payment gateway software for online businesses. It enables any web merchant to accept payments from credit cards, e-wallets, and other payment instruments. It provides a smooth checkout experience for end users by redirecting them to a mobile app or the merchant website ...