COMMERCE BANK SELECTS CHECKFREE'S ARP/SMS TO ENHANCE ACCOUNT RECONCILIATION AND POSITIVE PAY SERVICES

Atlanta, and Chicago - 16 April 2007

Best-In-Class Solution Will Create Additional Product Offerings, Target New Customers and Leverage Existing Technology for Customer-Driven, High-Growth Company

Payments 2007, Booth #321 -- CheckFree Corporation (Nasdaq: CKFR) today announced that Commerce Bank has selected the CheckFree Account Reconciliation Package/Service Management System(TM) (ARP/SMS(TM)).

In addition, Commerce Bank has upgraded to the CheckFree(R) PEP+(R) Risk Compliance Package. CheckFree's PEP+, together with its comprehensive suite of add-on modules, provides a complete solution for quickly and efficiently originating and receiving payments through the Automated Clearinghouse (ACH).

By leveraging PEP+, Commerce has the potential to improve operating effectiveness and risk management while decreasing costs to serve its customers.
The Commerce Cash Management team at Commerce Bank, based in Cherry Hill, N.J., provides account reconciliation and positive pay services to numerous large commercial and institutional customers, and has been a CheckFree customer since 2001. Using a business model that provides superior levels of customer service and convenience, Commerce has become one of the fastest- growing companies in the financial services industry. The CheckFree solutions will help Commerce manage its growth and reinvest in the customer experience.

"CheckFree's solution will provide us with the functionality to provide incremental value to our customers and give prospective customers additional reasons to choose Commerce," said Tom Gregory, senior vice president, Cash Management, at Commerce. "CheckFree has demonstrated an ability to support the exponential business growth at Commerce, to keep ahead of the curve relative to risk management and to enhance our ability to serve customers."

By implementing CheckFree ARP/SMS, Commerce Bank is expected to benefit from a fully integrated, online, real-time positive pay and reconciliation system that provides the flexibility to deliver extensive and automated positive pay reporting on a variety of accounts. CheckFree ARP/SMS offers the extended functionality required to support all Commerce Bank services including real time positive pay, full reconcilement and robust client reporting.

"We understand that our overall effectiveness is measured by the success of our clients," said Esther Pigg, vice president, global product management for CheckFree Software. "By implementing the CheckFree ARP/SMS and PEP+ Risk Compliance packages in conjunction with CheckFree's Applied Operational Intelligence approach, Commerce Bank expects to deliver best-in-class account reconciliation and positive pay services while anticipating a reduction in fraud losses and maintaining its competitive edge in the market."

Additional CheckFree ARP/SMS(TM) modules selected by Commerce Bank include:
-- CheckFree Payee Verification(TM), which is designed to help provide
additional fraud protection and positive pay services, as well as the
ability to specifically reconcile and match the payee name.
-- CheckFree Teller Positive Pay(TM), which enables tellers to submit a
real-time inquiry and receive the payment recommendation immediately
based upon the issue information on file in the CheckFree ARP/SMS
system.
-- CheckFree e-Check Bridge(R) to assist the bank to pass electronic,
converted check data from CheckFree's PEP+(R) into CheckFree
ARP/SMS(TM) to ensure that converted transactions pass the required
positive pay edits and provides an accurate reconcilement.

CheckFree's Applied Operational Intelligence approach helps clients drive profitability and performance through a combination of innovative software, industry expertise and collaborative partnership. This approach is built on CheckFree's core competencies of reconciliation, exception management, transaction process management, corporate actions processing, payments processing, risk management and compliance.

CheckFree's PEP+ Risk Compliance Package includes the OFAC Monitor, SEC Monitor, Debit Return Monitor and Prefunding modules.

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