SciDyn Press Release 11/19/01

FOR IMMEDIATE RELEASE

Science Dynamics Corporation
Cherry Hill, NJ
856/424-0068
ir@scidyn.com

SciDyn Announces Sales of its
MinuteMan Calling Card and Billing System

CHERRY HILL, N.J., March 4, 2003 /PRNewswire/ -- Science Dynamics Corporation, SciDyn, (OTCBB: SIDY), a leading developer of advanced telecommunications solutions, announces the successful deployment of its MinuteMan calling card and billing system. SciDyn has sold the MinuteMan system to clients in the U.S. and in Europe. These units have been successfully installed and are capable of processing over 32,000,000 minutes per month.

The flexible design of the MinuteMan enables customers to easily establish a carrier-grade pre-paid calling network, without complicated configurations or protocol conflicts. The advanced functionality of the MinuteMan includes interactive voice response supporting up to 99 languages, programmable call rating, and a complete pre-paid/post-paid billing system.

“Over the past year, SciDyn has re-focused our efforts to concentrate on those markets and products we believe to have the most revenue potential,” stated Alan Bashforth, SciDyn CEO and President. “The MinuteMan system is the first in a series of products from SciDyn designed to add features and functionality to existing Public Switched Telephone Network (PSTN) and next generation Internet Protocol (IP) telephony systems. Now that we have built a stronger foundation for SciDyn, we believe that 2003 will be an exciting year for our company and its shareholders.”

For more information about the MinuteMan Calling Card and Billing System, contact SciDyn at (856) 424-0068 or sales@scidyn.com.

About Science Dynamics Corporation

Headquartered in Cherry Hill, New Jersey, Science Dynamics Corporation (SciDyn) is a developer of telecommunications solutions. SciDyn's IP telephony products enable the seamless connection between traditional circuit switch-based networks and the next generation of packet-based networks. Products include: The IntegratorC-2000® series of IP Telephony Gateways, the Commander Call Control System, the MinuteMan Calling Card/Billing System and the VFX-200 series of Video over Frame Relay devices. Visit SciDyn’s Web site at http://www.scidyn.com.

The Company is making this statement in order to satisfy the “safe harbor” provisions contained in the Private Securities Litigation Reform Act of 1995. This press release includes forward-looking statements relating to the business of the Company. Forward-looking statements contained herein or in other statements made by the Company are made based on management's expectations and beliefs concerning future events impacting the Company and are subject to risks, uncertainties and factors relating to the other factors, Company's operations and business environment, all of which are difficult to predict and many of which are beyond the control of the Company, that could cause actual results of the Company to differ materially from those set forth above and elsewhere in the Annual Report. The Company may encounter competitive, technological, and financial and business challenges making it more difficult to market its products and services, the impact of which may in matters expressed in or implied by forward-looking statements. The Company believes that the following factors, among others, could in turn affect the Company's results of operations and financial position, affect its future performance and cause actual results of the Company to differ materially from those expressed in or implied by forward-looking statements made by or on behalf of the Company: (a) the effect of technological changes; (b) increases in or unexpected losses; (c) increased competition; (d) fluctuations in the costs to operate the business; (e) uninsurable risks; and (f) general economic conditions.

For Further Information, Please Contact:

Science Dynamics Corporation, Cherry Hill, NJ.
856/424-0068
sales@scidyn.com

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