Just to name a few: enhanced security, phone finder, Chinese voice assistant (apparently with 85 percent comprehension accuracy), more interactive themes and 5GB of cloud storage service with online client.

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In addition, there's also a Time Adjustment setting for, well, automatically modifying the clock depending on where you are, as well as a Phone Finder that easily locates your iPhone, iPod or iPad with the simple touch of a button.

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Google has created a 2011 Japanese Earthquake and Tsunami crisis resource centre with emergency phone numbers, a person finder tool and updated public transportation information (in Japanese).

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When paired with an iPhone, the phone becomes both a view-finder and an accessory that lets users share video clips by email, post to Facebook or upload to YouTube in real-time.

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In camera or video mode, the phone's large screen also serves as a view finder and offers a familiar and easy-to-use digital camera-like experience.

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