DETROIT, Sept. 10, 2013 (GLOBE NEWSWIRE) -- Compuware Corporation (Nasdaq:CPWR), the technology performance company delivering a new generation of APM, today announced that Compuware APM has been cited by Internet Retailer Magazine as the #1 provider of web performance monitoring solutions to the largest online retailers in the U.S. for the seventh consecutive year. According to the Internet Retailer Top 500 Guide 2013 , 116 of the top 500 online retailers use Compuware APM's web performance monitoring solution, nearly as many as the #2 and # 3 ranked web performance monitoring vendors combined. Additionally, Compuware APM is the only web performance monitoring solution with nine customers in the top ten of the Top 500 online retailers – Amazon, Apple, Walmart, Liberty Interactive Corp., Sears Holdings Corp., Office Depot, Dell, Netflix and Best Buy. Compuware APM is the industry's leading solution that helps online retailers optimize the performance and availability of their e-commerce web and mobile applications to provide fast and successful online shopping experiences. Driven by end-user experience, Compuware evaluates application performance across the entire e-commerce delivery chain — from the mobile shopper on a smartphone or tablet, through the cloud, deep into the data center — ensuring fast, seamless access to applications, regardless of how customers access them. "We are honored to be the #1 choice for online retailers for the seventh consecutive year, and are proud to provide the most flexible, reliable and insightful web and mobile performance monitoring system available on the market," said John Van Siclen, General Manager of Compuware's APM business unit. "The online retail market continues to evolve and so do our APM solutions. With the shift to mobile well underway, it's exciting to see we continue to hold our #1 position, a testament to our ongoing innovation and world-class mobile offering."