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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.
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Afterpay
BNPL Pioneer
One of the pioneers of buy now, pay later, now owned by Block (Square) and integrated with Cash App. Afterpay offers interest-free pay-in-4 installments and longer-term payment plans, available at thousands of retailers in the US, UK, Australia, and New Zealand. Popular for its consumer-friendly approach with no interest and no credit score impact.
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Side-by-side feature breakdown
Contact for pricing
Merchant fees vary by region
3 Available
8 Available
22 Supported
9 Supported
Common Ground
Shared Regions
Shared Features
When to Choose ACI Worldwide
Choose ACI Worldwide if you need features like Enterprise, or your business operates in Asia or Latin America. With fees of Contact for pricing, it's ideal for businesses focused on real-time payments.
When to Choose Afterpay
Choose Afterpay if you need features like Startup Friendly. With fees of Merchant fees vary by region, it's ideal for businesses focused on bnpl pioneer.
Frequently Asked Questions
What is the difference between ACI Worldwide and Afterpay?
ACI Worldwide is best for real-time payments, while Afterpay is best for bnpl pioneer. ACI Worldwide charges Contact for pricing and Afterpay charges Merchant fees vary by region. They differ in supported features, regions, and payment methods.
Which is cheaper, ACI Worldwide or Afterpay?
ACI Worldwide charges Contact for pricing while Afterpay charges Merchant fees vary by region. 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 Afterpay together?
Yes, many businesses use multiple payment providers for redundancy, regional coverage, or to offer more payment methods. ACI Worldwide and Afterpay can complement each other depending on your needs.