ACI Worldwide, Inc. To Release Third Quarter 2009 Financial Results

Conference Call Scheduled for November 5, 2009 at 8.30 am EST

Thursday, October 22, 2009

There will be a replay available for two weeks on (800) 642-1687 for US/Canada Dial-In and (706) 645- 9291 for International/Local Dial-In participants.



Notes to editors

About ACI Worldwide, Inc.

ACI Worldwide is a leading provider of electronic payments software and services to major banks, retailers and processors around the world. The company enables online payment processing, online banking, fraud prevention and detection, and back-office services. ACI solutions provide market-leading levels of reliability, manageability and scale, to more than 700 customers in 92 countries. Visit ACI Worldwide at