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ACI Worldwide logo

ACI Worldwide

Real-time payments

A payment systems software company powering infrastructure for banks and payment processors globally. ACI Worldwide enables real-time payment networks including FedNow, Zelle, and UK Faster Payments, processing over 671 billion transactions annually. Built for financial institutions requiring enterprise-grade payment switching and fraud management.

Visit ACI Worldwide
VS
ePay logo

ePay

Danish merchants

A Danish payment platform offering flexible checkout solutions, subscription payments, and multi-acquirer support. ePay serves Nordic e-commerce merchants with intelligent 3D Secure handling and integrations for popular shopping platforms.

Visit ePay

Detailed Comparison

Side-by-side feature breakdown

Fees
ACI Worldwide

Contact for pricing

ePay

1.45% + DKK 1.95

Category
ACI Worldwide
traditional
ePay
traditional
Available Regions
ACI Worldwide
North AmericaEuropeAsiaLatin AmericaOceaniaAfrica
ePay
Europe
Key Features
ACI Worldwide
Enterprise
Instant Payments
ePay
Startup Friendly
SDKs & Libraries
ACI Worldwide

3 Available

ePay

3 Available

Payment Methods
ACI Worldwide

22 Supported

ePay

14 Supported

Common Ground

Shared Regions

Europe

When to Choose ACI Worldwide

Choose ACI Worldwide if you need features like Enterprise or Instant Payments, or your business operates in North America or Asia, or you want a broader feature set. With fees of Contact for pricing, it's ideal for businesses focused on real-time payments.

When to Choose ePay

Choose ePay if you need features like Startup Friendly. With fees of 1.45% + DKK 1.95, it's ideal for businesses focused on danish merchants.

Frequently Asked Questions

What is the difference between ACI Worldwide and ePay?

ACI Worldwide is best for real-time payments, while ePay is best for danish merchants. ACI Worldwide charges Contact for pricing and ePay charges 1.45% + DKK 1.95. They differ in supported features, regions, and payment methods.

Which is cheaper, ACI Worldwide or ePay?

ACI Worldwide charges Contact for pricing while ePay charges 1.45% + DKK 1.95. The best value depends on your transaction volume, business type, and required features. Compare their full fee structures for your specific use case.

Can I use both ACI Worldwide and ePay together?

Yes, many businesses use multiple payment providers for redundancy, regional coverage, or to offer more payment methods. ACI Worldwide and ePay can complement each other depending on your needs.