Adyen vs Shift4 Payments
Adyen
adyen.comShift4 Payments
shift4.comSide by side
| Figure | Adyen | Shift4 Payments |
|---|---|---|
| Price from | — | — |
| Free plan | — | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| iOS | Yes | — |
| Android | Yes | Yes |
| API | Yes | Yes |
| Plans published | 2 | 0 |
| Spec score · Payment Software | 8.9 (#2) | 6.9 (#27) |
| Spec score · Restaurant Payment Processing Software | 9.0 (#2) | 7.1 (#20) |
| Spec score · Payment Processing Software | 8.9 (#7) | 7.0 (#58) |
| Checkout | Businesses can use out-of-the-box Drop-in components or build a custom checkout flow with Adyen’s API. | Merchants can use a low-code Shift4-hosted checkout page or embed Shift4-hosted card fields in their own site. |
| Integrations | Adyen provides a Shopify payments-app integration that requires Shopify Checkout Extensibility. | Shift4’s 2026 annual report says its Marketplace connects merchants with third-party applications for functions including ordering, payroll, timekeeping, loyalty, and inventory management. |
| Payment methods | The online-payments product supports more than 200 payment methods through one integration. | The API supports alternative payment methods including PayPal, WeChat Pay, and Alipay. |
| Security | Adyen’s help page states that it is PCI DSS v4.0 Level 1 compliant and undergoes an annual external audit by a Qualified Security Assessor. | Shift4-hosted checkout and payment components capture card data without bringing card numbers into the merchant’s systems; the documentation lists SAQ A as the typical PCI questionnaire for both. |
| What it does | Adyen provides one payment platform for accepting, optimizing and settling online payments through a single integration. | Shift4 provides software and payment processing solutions for businesses, including omnichannel payment processing. |
Plans
In their own words
Adyen
Adyen is an online payments platform for businesses that accept, optimize, and settle payments through one integration. It offers access to more than 200 payment methods and supports 136 currencies. Businesses can use ready-made Drop-in checkout components or create a custom flow with the API. Adyen describes AI tools for checkout personalization, authentication, fraud protection, tokenization, and payment cost optimization. Local acquiring through local licenses is presented as a way to improve authorization rates and lower costs. The platform supports recurring and marketplace payments, with payouts in 36 countries. Listed integrations include Adobe Commerce, Salesforce Commerce Cloud, NetSuite, Shopify, and Microsoft Dynamics 365. It is available through web, Android, iOS, and API. Pricing is transaction-based, with no setup or monthly fees and a fixed processing fee plus a payment-method fee for each transaction. The stated starting price is $0.13. Adyen describes its platform as built for global businesses and enterprise payment volume.
Shift4 Payments
Shift4 Payments has no write-up on Specifiction yet; its figures are above.