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Modulr logo

Modulr

UK Payment Automation

A UK and EU payments-as-a-service platform enabling businesses to automate payments and embed banking features. Modulr provides access to Faster Payments, SEPA, BACS, and card issuing through APIs, serving platforms that need to move money programmatically. Particularly strong for payroll, lending, and marketplace use cases.

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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.

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Detailed Comparison

Side-by-side feature breakdown

Fees
Modulr

Contact for pricing

ACI Worldwide

Contact for pricing

Category
Modulrtraditional
ACI Worldwidetraditional
Available Regions
Modulr
Europe
ACI Worldwide
North AmericaEuropeAsiaLatin AmericaOceaniaAfrica
Key Features
Modulr
Enterprise
ACI Worldwide
Enterprise
Instant Payments
SDKs & Libraries
Modulr

4 Available

ACI Worldwide

3 Available

Payment Methods
Modulr

4 Supported

ACI Worldwide

22 Supported

Common Ground

Shared Regions

Europe

Shared Features

Enterprise