ACI Worldwide powers electronic payments for financial institutions, retailers and processors around the world with its broad and integrated suite of electronic payment software.

Retail and wholesale payments

More than 90 billion times each year, ACI’s solutions process consumer payments. On an average day, ACI software manages more than US$12 trillion in wholesale payments. And for more than 160 payments organizations worldwide, ACI software helps ensure people and businesses don’t fall victim to financial crime.

Trusted globally

We are trusted globally based on our unrivalled understanding of payments and related processes. We have a definitive vision of how electronic payment systems will look in the future and we have the knowledge, scale and resources to deliver it.

That is why 19 of the world's top 20 banks, 5 of the top 10 U.S. retailers and 6 of the leading 25 global retailers, rely on ACI payments software.

Contact us

For sales inquiries, contact us at our main regional headquarters or at your local office. 

For all other topics, use our contacts list to identify the best place to submit your query.