Visto Extends Reach of its Mobile Messaging Platform

Visto Mobile 5.7 expands market to include an additional half billion Internet email boxes; “Anywhere Access” eases device change and portability

Redwood City, California, September 24, 2007 – Visto, the leading global provider of secure, easy-to-use mobile email, today announced Visto Mobile™ 5.7 - the newest edition of its award-winning Visto Mobile messaging platform. With a focus on greater choice, accessibility and enhanced user experience, this latest offering delivers “anywhere access”  to Internet-based email accounts such as AOL, Gmail, MSN Hotmail and Yahoo!Mail as well as calendar and contact information.

Visto Mobile 5.7 addresses the unique requirements of small businesses, prosumers and consumers - opening up the mobile messaging market to a broader audience by more tightly integrating its award-winning Visto Mobile Platform with leading portals and ISPs.

“With the latest version of Visto Mobile, we enable mobile users to access, update and backup their Microsoft and Microsoft Outlook Express information online," said Doug Brackbill, EVP and CMO of Visto. “Now users can switch back and forth between any mobile device they choose, with the added capability of easily transferring calendar appointments and contacts to their current device. This in combination with our unrivalled support for all of the leading Internet-based email providers is why Visto is able to offer mobile access to more email systems on more devices than anyone else in the market.”

In research conducted this year for Visto by Applied Research, 65% of mobile professionals surveyed said that they received their email via Internet portals.  In addition to offering access to all of the leading Internet portals, Visto has also has further enhanced its award-winning Easy Setup™ feature to enable an on-device setup of mobile email.

Visto Mobile 5.7 includes a number of advanced features that enhance usability and offer even greater flexibility in managing information:

• Advanced Easy Setup: End-to-end self provisioning with pre-installed clients, enabling mobile email users to set up their service from their device in a matter of seconds and “Walk Out Working” (WOW).
• iPortal: A new web-based repository of contacts and calendar entries that can be accessed from anywhere at anytime. The iPortal synchronizes directly with the iDAC and allows users to transfer Microsoft and Microsoft Outlook Express contacts and calendar items from one device to another or access this information on two devices concurrently.
• iDAC: A desktop-based software that allows complete synchronization of MS Outlook/Outlook Express calendar and contacts between a desktop PC and the iPortal.
• Smart Notifications: Intuitive messages automatically sent to the email inbox to inform users about service status, software updates and roaming.

Availability
Visto Mobile 5.7 will be available from mobile operators worldwide in Q4 2007. New, flexible bundling options allow carriers to deliver targeted solutions that will address the unique requirements of their customers. Currently, Visto offers mobile email services through some of the world’s largest mobile operators in more than 30 countries.

Visto Mobile 5.7 also features expanded handset support for Java-based phones traditionally not included in the smartphone category. The Visto Mobile platform is now compatible with more than 130 mobile devices worldwide, enabling mobile professionals to choose their handset.

About Visto
Visto delivers the leading global platform for mobile operators to provide easy-to-use wireless push email to the broadest set of mobile devices. Visto’s open solution enables email for the mass market, targeting enterprises, small businesses mobile professionals and consumers. The company’s patented Visto Mobile™ platform with ConstantSync™ technology works in real time with POP3, IMAP, Microsoft Exchange and Lotus Domino email solutions for personal to business use, providing maximum control and flexibility for the operator and choice for the customer. Visto’s customized, brandable solutions are available through mobile operators worldwide including AT&T-Cingular, Elisa, Rogers Wireless, Qtel, SFR, SmarTone, Softbank Mobile, Sotto Wireless Sprint Nextel, TELUS, Turkcell and the Vodafone Group.

Established in 1996 and headquartered in Redwood Shores, California, with offices in Seattle, Toronto, London, Milan, Paris, Madrid, Munich, Tokyo, Beijing and Tianjin, China, Visto is backed by Oak Investment Partners, Draper Fisher Jurvetson, Meritech Capital Partners, DFJ ePlanet Ventures, DFJ Growth Fund, Rustic Canyon Ventures, Allegis Capital, GKM Newport and Blueprint Ventures. For more information, visit www.visto.com or email sales@visto.com.

©Copyright 2008.

Visto Corporation, Visto, the Visto logo, Visto Mobile, ConstantSync, Constant Synchronization and worklife.freedom are either trademarks or registered trademarks of Visto Corporation. All third-party trademarks, trade names, or service marks are the property of their respective owners and are used only to refer to the goods or services identified by those third-party marks. Visto's technology is protected by U.S. Patents 7,228,383; 7,225,231; 7,039,679; 6,085,192; 5,968,131; 6,023,708; 5,961,590; 6,131,116; 6,151,606; 6,233,341; 6,131,096, 6,708,221 and 6,766,454 and various other foreign patents. Other patents pending.

All third-party trademarks, trade names, or service marks used herein are the property of their respective owners and are used only to refer to the goods or services identified by those third-party marks.