Both are facing growing pressure from new rivals selling cheaper services.
Internet search giant Google has sued the US Department of the Interior alleging that the federal agency favoured rival Microsoft while considering bids for e-mail and collaboration software for its 88,000 employees.
These firms have launched a site called Schema.org, which consists of a common set of HTML tags that webmasters would use to mark up structured data on their sites.
The chief executive of network computer maker Sun Microsystems Inc is due to visit India this month, the company said, to woo its army of software developers in the battle with rival Microsoft Corp.
Twitter users were generally impressed with Apple TV, with some people joking that they would have to buy a TV to use the Siri remote and app store.