Press Release

(New York, N.Y. – 16 September 2008) – ACI Worldwide (Nasdaq: ACIW), a leading international provider of software for enterprise payment systems, today announced that ACI Open Account Manager™ has achieved the SWIFTReady Trade Services Utility (TSU) accreditation.

SWIFT has designed the SWIFTNet Trade Services Utility (TSU) as a collaborative, centralized matching utility that allows banks to extend their existing corporate trade services to meet today’s supply chain challenge.  Now trade banks worldwide can go beyond traditional trade and offer potentially new open account based services such as in-sourcing of payables and receivables, trade data checking, and a variety of financing options.

“We are pleased to award the SWIFTReady TSU accreditation to ACI’s  Open Account Manager”, said Jackie Keogh, head of global transaction banking and supply chain solutions at SWIFT.  “The SWIFTReady TSU label certifies that ACI provides an end-to-end solution for banks to interact efficiently with the TSU.”

“ACI is dedicated to providing customers with robust trade solutions of the highest quality, technology and functionality,” said Ron Totaro, senior vice president at ACI. 

“Obtaining the SWIFTReady TSU certification underscores our dedication to customers and validates our commitment to state-of-the-art products and technologies.”

ACI Open Account Manager is a J2EE SOA trade solution based on the TSU standardization that offers open account services including online purchase order (PO) processing with invoice matching, and a full range of financing options for both buyer and seller including AP/AR portfolio management.  Banks can use ACI Open Account Manager’s TSU functionality to fill the need of translating corporate information into SWIFTNet TSU messages.

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's solutions enable online payment processing, online banking, fraud prevention and detection, and back office services such as settlement, account management, card management and dispute processing. ACI solutions provide market-leading levels of reliability, manageability and scale to over 800 customers in 88 countries. Visit ACI Worldwide at www.aciworldwide.com.

Any statements in this press release regarding projected results are preliminary and "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995. In addition, this press release may contain other forward-looking statements including statements regarding ACI Worldwide Incorporated, its subsidiaries or third parties’ expectations, predictions, views, opportunities, plans, strategies, beliefs, and statements of similar effect. The forward-looking statements in this press release are subject to a variety of risks and uncertainties. Actual results could differ materially.

For a detailed discussion of these risk factors, parties that are relying on the forward-looking statements should review the Company's filings with the Securities and Exchange Commission, including the Company's Form 10-K filed on January 30, 2008, the Company’s Form 10-Q filed on February 19, 2008, both as amended by the Form 10-K/A and Form 10-Q/A, respectively, filed on March 4, 2008, the Company’s 10-Q filed on May 9, 2008, and the Company’s 10-Q filed on August 11, 2008.

Contact details

For more information contact:
Catherine Eyres
ACI Worldwide
+44 (0) 1923 812741
Catherine.eyres@aciworldwide.com