SAN MATEO, Calif., Apr 08, 2010 (BUSINESS WIRE) --Keynote Systems (Nasdaq:KEYN), the global leader in on-demand mobile and Internet test & measurement solutions for continuously improving the online experience, intends to report its fiscal second quarter 2010 financial results for the period ended March 31, 2010 after the market closes on Thursday, April 29, 2010. Keynote will host an earnings conference call at 2:00 PM Pacific Time (5:00 PM Eastern).

To access the call in the U.S., please dial (800) 588-4973, and for international callers dial (847) 413-2407. Callers may provide the following confirmation number 26728887 to access the call more quickly, and are encouraged to dial into the call 10 to 15 minutes prior to the call start to prevent any delay in joining. The conference call will also be broadcast live over the Internet and available for replay for 90 days at http://www.keynote.com. In addition, a replay of the call will be available via telephone for two business days, beginning two hours after the call. To listen to the telephone replay in the U.S., please dial (888) 843-8996, and for international callers dial (630) 652-3044 and enter access code 26728887#.

About Keynote

Keynote Systems (Nasdaq "KEYN") is the global leader in on-demand test & measurement solutions for continuously improving the online experience. For over a decade, Keynote has been providing measurement data and testing capabilities that allow companies to understand and improve their customers' online and mobile experience. Keynote has four test and measurement businesses: Web performance, mobile quality, streaming & VoIP, and customer experience/UX.

Known as The Mobile and Internet Performance Authority(TM), Keynote has a market-leading infrastructure of over 3,000 measurement computers and mobile devices in over 240 locations around the world. Keynote's 2,800 customers represent top Internet and mobile companies including American Express, Disney, eBay, E*TRADE, Expedia, Microsoft, SonyEricsson, Sprint, T-Mobile, Verizon, Vodafone and YouTube.

Keynote(R), DataPulse(R), CustomerScope(R), Keynote CE Rankings(R), Keynote Customer Experience Rankings(R), Perspective(R), Keynote Red Alert(R), Keynote Traffic Perspective(R), Keynote WebEffective(R), The Internet Performance Authority(R), MyKeynote(R) , SIGOS(R), SITE(R), keynote(TM) The Mobile & Internet Performance Authority(TM), Keynote FlexUse(TM) are trademarks or registered trademarks of Keynote Systems, Inc. in the United States and/or other countries. All other trademarks are the property of their respective owners. © 2010 Keynote Systems, Inc.

SOURCE: Keynote Systems

Keynote Systems, Inc.
Investor Relations
Eric Wurzburger, 650-403-3433
eric.wurzburger@keynote.com
or
LHAI, Inc.
Investor Relations
Timothy Dien, 415-433-3777
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