Tier 1 Southeast Asian Operator Expands Plans for Evolving Systems' Dynamic SIM Allocation(TM) Solution With Major Upgrade

ENGLEWOOD, CO -- (Marketwire) -- 10/29/09 -- Evolving Systems, Inc. (NASDAQ: EVOL)

Dynamic Number Selection Feature Added to Solution

License Expanded to Support Nationwide Deployment

Evolving Systems, Inc. (NASDAQ: EVOL), a leading provider of software solutions and services to the wireless, wireline and cable markets, today announced that a leading Southeast Asian operator will be expanding its roll-out of the Company's Dynamic SIM Allocation(TM) solution.

The decision to migrate to a nationwide deployment of Dynamic SIM Allocation follows on the operator's decision to implement the solution earlier this year. The addition of the number selection component will help the operator build customer loyalty and increase retention in this highly competitive wireless market.

"We are very pleased with the operator's decision to expand their license and planned functionality of our Dynamic SIM Allocation solution," said Thad Dupper, president and CEO of Evolving Systems. "The collaborative nature of our work with this operator was a large contributor in their decision to move ahead with their plans for a nationwide roll-out. Working together, we created a plan where Dynamic SIM Allocation will deliver benefits closely aligned with their priority of growing market share."

About Dynamic SIM Allocation

Dynamic SIM Allocation(TM) solution is a new way of activating phones, which removes the inefficiencies of pre-provisioning, avoids the costs associated with large numbers of inactive SIM cards, and enables wireless carriers to offer an enhanced end-user experience. Dynamic SIM Allocation can help:

  --  Optimize use of core network capacity
      - Provision only on first use of SIM cards
  --  Improve SIM Card Supply Flexibility
      - With improved geographic mobility of SIM cards
  --  Improved MSISDN Utilization
      - By provisioning numbers at first use of the SIM card
  --  Increase revenue by enhancing user experience
      - Offer choice and personalization on first use

About Evolving Systems®

Evolving Systems, Inc. (NASDAQ: EVOL) is a provider of software and services to more than 70 network operators in over 40 countries worldwide. Its portfolio includes market-leading products for Service Activation, Service Verification, Dynamic SIM Allocation, Number Portability, Number Inventory and Mediation solutions. Founded in 1985, the Company has headquarters in Englewood, Colorado, with offices in the United Kingdom, Germany, India and Malaysia. Further information is available on the web at www.evolving.com

CAUTIONARY STATEMENT

This news release contains "forward-looking statements" within the meaning of the United States' Private Securities Litigation Reform Act of 1995, based on current expectations, estimates and projections that are subject to risk. Specifically, Evolving Systems' statements about the impact of the contract described in this press release and the ability of Evolving Systems' solutions to handle future needs of the customer described in this press release, or other customers, are forward-looking statements. Readers should not place undue reliance on these forward-looking statements, and Evolving Systems may not undertake to update these forward-looking statements. Actual results could differ materially because of many factors, such as internal budgeting changes of customers, the impact of competition and the general state of the telecommunications industry. For a more extensive discussion of Evolving Systems' business, please refer to the Company's Form 10-K filed with the U.S. SEC on March 11, 2009, as well as subsequently filed Forms 10-Q, 8-K and press releases and the Company's website at www.evolving.com

Evolving Systems (EVOL)