SAN MATEO, Calif.--(BUSINESS WIRE)--July 11, 2006--Keynote Systems (Nasdaq:KEYN), the worldwide leader in services that improve online business performance and communications technologies, will hold its regularly scheduled conference call on Tuesday, August 1, 2006, at 2:00 p.m. (PT) / 5:00 p.m. (ET) to announce financial results for its third quarter fiscal year 2006 ended June 30, 2006.

Keynote's financial results will be released over Business Wire after the close of market, approximately 1:00 p.m. (PT) on Tuesday, August 1, 2006. The press release will be available on Keynote's Web site at www.keynote.com at approximately the same time.

To listen to the live conference call, please contact Jack Andrews at (650) 403-3431, or jandrews@keynote.com. The webcast of the call will be available at the Investor Relations section of Keynote's Web site at www.keynote.com under 'Investors.'

Playback of the conference will be available at 5:00 p.m. (PT) on Tuesday, August 1, 2006 through 9:00 p.m. (PT) on Tuesday, August 8, 2006. To access the replay, dial (800) 642-1687. The passcode is #2795186. Keynote's quarterly conference calls are also archived on the company's Web site at www.keynote.com. To access, select 'Audio Archives' from the 'Investors' section.

About Keynote

Founded in 1995, Keynote Systems (Nasdaq "KEYN") is the worldwide leader in services that improve online business performance and communications technologies. Keynote helps approximately 2,300 corporate customers and 10,000 individual subscribers become "the best of the best" online. The business premise supporting Keynote's mission is: "Online businesses can't manage what they don't measure." As an independent and trusted third-party, Keynote provides IT and marketing executives with unbiased benchmarking data, competitive analysis and operational metrics from the customer perspective. This data measures service levels and customer experience of Web sites, broadband services and mobile communications.

Known as The Internet Performance Authority(R), Keynote manages a market-leading infrastructure of 1,600+ measurement computers and mobile devices in over 114 locations and 66+ metropolitan areas worldwide that assess service levels and a panel of over 160,000 consumers who participate in interactive Web site tests that assess user experience. These online user experience tests capture customer attitude and behavior to answer the critical "why" behind the "what." Keynote's geographically distributed measurement services, on-site monitoring appliances, competitive intelligence and custom studies ensure that its customers outpace their competitors in online service levels and overall user experience.

Keynote Systems, Inc. is headquartered in San Mateo, California and can be reached at www.keynote.com or by phone in the U.S. at 650-403-2400.

Keynote, The Internet Performance Authority and Perspective are registered trademarks of Keynote Systems, Inc. Other trademarks are the property of their respective owners. (C) 2006 Keynote Systems, Inc.

CONTACT: Keynote Systems, Inc.
Dan Berkowitz, 650-403-3305 (Media)
dberkowitz@keynote.com
Jack Andrews, 650-403-3431 (Investors)
jandrews@keynote.com

SOURCE: Keynote Systems, Inc.