But repeated attempts to get Apple to offer the software at its app store have been fruitless.

FORBES: The Problem With Apple's Closed Apps Universe

Because of Apple's "walled garden" approach, the software available on its App Store is relatively protected from government-sponsored malware, in contrast to the Android operating system.

WSJ: Review & Outlook: Beijing's Bite of the Apple

The update to Google's search application for the iPhone, which Apple will release through its App Store software distribution service for the smart phone, will allow users to ask a question and get an answer from the Mountain View, Calif.

FORBES: Magazine Article