WooCommerce Payment Processing
Quick answer: WooCommerce is the best eCommerce platform for high-risk merchants because it charges zero additional gateway fees (unlike Shopify which adds 0.5-2%). Connect any payment gateway — PayTrace, NMI, or Authorize.net — through WordPress plugins. For high-risk industries (vape, firearms, adult, dropshipping), WooCommerce saves significant money per transaction.
WooCommerce powers over 25% of all online stores — and for good reason. As an open-source WordPress plugin, it gives merchants complete control over their storefront, checkout experience, and payment processing without platform lock-in or extra gateway fees.
Why WooCommerce for High-Risk Businesses
No additional gateway fees
Shopify charges 0.5-2% on top of your payment processing rate when you use a third-party gateway. WooCommerce charges nothing. For a high-risk merchant paying 3.5-5% processing rates, eliminating the extra platform fee saves thousands annually.
Gateway flexibility
WooCommerce supports virtually any payment gateway through plugins. High-risk merchants can use PayTrace, NMI, or Authorize.net directly — no restrictions based on product category.
No product restrictions
WooCommerce does not restrict what you sell. Shopify prohibits certain product categories in its acceptable use policy. WooCommerce is self-hosted — you control the content and products.
Best WooCommerce Payment Gateways
| Gateway | Best For | Monthly Fee | Per-Transaction |
|---|---|---|---|
| PayTrace | High-risk merchants | $0-25 | Interchange-plus |
| NMI | Multi-site operations | $0-25 | Interchange-plus |
| Authorize.net | Established businesses | $25 | Interchange-plus |
| WooPayments (Stripe) | Low-risk only | $0 | 2.9% + $0.30 |
For high-risk merchants: Use PayTrace or NMI with a high-risk merchant account from Unison. These gateways have WooCommerce plugins that integrate in minutes.
For low-risk merchants: WooPayments (powered by Stripe) is the simplest option but charges flat rates and prohibits many product categories.
WooCommerce vs Shopify for High-Risk
| Feature | WooCommerce | Shopify |
|---|---|---|
| Additional gateway fee | None | 0.5-2% |
| Product restrictions | None | Yes (per AUP) |
| Self-hosted | Yes | No |
| Technical management | You manage hosting/security | Managed |
| Cost at $50K/month | Processing only | Processing + $100-500 |
For high-risk merchants, WooCommerce is almost always cheaper. The trade-off is managing your own hosting and security — which costs $30-100/month for managed WordPress hosting.
Setting Up High-Risk Payments on WooCommerce
1. Get a high-risk merchant account from Unison 2. Choose your gateway (PayTrace or NMI recommended) 3. Install the gateway's WooCommerce plugin 4. Enter your API credentials from the gateway dashboard 5. Configure checkout settings, billing descriptors, and fraud prevention 6. Test with a live transaction
Contact Unison for WooCommerce payment gateway setup, or apply for a merchant account.