Checkout.com Payment Gateway vs NMI Payment Gateway for WooCommerce

Fast Checkout with Checkout.com FLOW – Deliver lightning-fast checkout experiences with Checkout.com FLOW, our modern payment solution that reduces friction and increases conversions. Checkout.com helps your business offer more payment methods and currencies to more customers. We combine gateway, international acquiring, and payment processing services, all through one integration with WooCommerce. The Checkout.com plugin for WooCommerce allows shop owners to process online payments through the Checkout.com Payment Gateway. This plugin offers multiple payment modes including FLOW for fast checkout and is maintained by Checkout.com. Card Payments with FLOW Checkout.com FLOW provides fast, secure checkout with an embedded payment form. Shoppers complete payments without leaving your website. The FLOW payment form is cross-browser and cross-device compatible, accepting payments from all major credit cards. FLOW features include: Fast Checkout – Streamlined payment flow that reduces cart abandonment Saved Cards – Securely save payment methods for instant future checkouts 3D Secure – Built-in 3DS authentication for enhanced security Real-time Validation – Instant card validation before order submission Modern UI – Responsive payment forms for all devices Alternative Payments Users can place orders with alternative and local payment options: Alipay (China & Hong Kong), Alma, Bancontact, Benefit, Dana, EPS, GCash, Ideal, Kakaopay, Klarna, KNet, MBWay, Multibanco, P24 (Przelewy24), QPay, SEPA (WooCommerce subscription compatible), STCPay, Tabby, Tamara, TNG, TrueMoney. Digital Wallets Google Pay – Fast, secure checkout with one tap Apple Pay – One-tap checkout on Apple devices PayPal – Standard and Express checkout support Express Checkout Users can place orders with PayPal, Google Pay, and Apple Pay Express checkout on product pages, shop pages, and cart pages without going through the full checkout process. Express checkout options appear in a unified container when enabled. Additional Features MOTO Payments – Process Mail Order/Telephone Order payments Recurring Payments – Full support for subscriptions with SEPA Direct Debit compatibility Saved Cards – With FLOW integration, saved cards enable instant checkout for faster payments WooCommerce Invoicing – Send invoice emails to customers for payment Features FLOW Integration – Fast, secure checkout with Checkout.com FLOW Credit Cards, Google Pay, Apple Pay, PayPal 150+ currencies, 60+ countries supported WooCommerce Subscriptions compatible Webhook processing with queue system Automatic order status updates Contact us at: [email protected] Contributors & Developers “Checkout.com Payment Gateway” is open source software. The following people have contributed to this plugin.

NMI Payment Gateway for WooCommerce is a secure payment solution by Robust Softech that allows your customers to pay using credit cards through the Network Merchants Inc (NMI) payment gateway. Developed by Robust Softech Private Limited – A complete credit card payment solution for modern e-commerce. Key Features Credit Card Processing – Secure credit card payments with Collect.js tokenization Tokenization Support – Save customer payment methods for future use Subscription Support – Full WooCommerce Subscriptions integration Refund Support – Process refunds directly from WooCommerce HPOS Compatible – Works with WooCommerce High-Performance Order Storage WooCommerce Blocks – Compatible with the new block-based checkout Environment Switching – Production/Sandbox environments Debug Logging – Comprehensive logging for troubleshooting Security Features Collect.js Integration – Most secure payment method (default) PCI DSS Compliant – Through NMI’s secure processing Tokenization – Secure card storage SSL Encryption – All transactions encrypted Easy Setup Install and activate the plugin Enter your NMI API credentials (Private Security Key + Public Key) Choose your environment (Production/Sandbox) Start accepting credit card payments! Configuration Required Settings Enable/Disable: Turn the gateway on/off Title: Payment method name shown to customers Description: Payment method description Environment: Choose Production or Sandbox Private Security Key: Your NMI Private Security Key Public Key: Your NMI Public Key for tokenization Optional Settings Payment API Method: Choose between Collect.js (recommended) or Direct Post Transaction Type: Sale (authorize & capture) or Authorize Only Accepted Cards: Select which card types to accept Debug Log: Enable logging for troubleshooting Testing Sandbox Testing Set Environment to “Sandbox” Use test card numbers: Visa: 4111111111111111 Mastercard: 5555555555554444 American Express: 378282246310005 Use any future expiry date and any 3-digit CVV Test successful and failed transactions Production Setup Set Environment to “Production” Enter your live NMI credentials Test with small amounts first Monitor debug logs for any issues Troubleshooting Common Issues Payment method not showing on checkout: – Check if gateway is enabled – Verify API keys are entered correctly – Ensure WooCommerce is active Payment fails with “Invalid credentials”: – Verify Private Security Key is correct – Check if Public Key is properly set – Ensure environment matches your credentials Collect.js fields not loading: – Check browser console for JavaScript errors – Verify Public Key is valid – Ensure SSL certificate is active Debug Logging Enable debug logging in plugin settings to troubleshoot issues: 1. Go to WooCommerce > Settings > Payments 2. Click “Set up” on NMI gateway 3. Enable “Debug log” 4. Check logs at: WooCommerce > Status > Logs Support For support and documentation, visit: https://nmipro.com Disclaimer Network Merchants Inc (NMI) is a trademark of its respective owner. This plugin is an independent integration developed by Robust Softech Private Limited and is not affiliated with, endorsed by, or sponsored by Network Merchants Inc.