On Friday , Apple officially released the iPhone OS 2.0 software update . The file weigh in at 225 MB and is available as a gratuitous download via iTunes for owner of the original iPhone ; it also fall pre - loaded on the new iPhone 3G. iPod touch user can alsodownload the iPhone OS 2.0 updatevia the iTunes Store at a monetary value of $ 9.95 , which also brings with it the feature add in the iPod touch computer software update in January .

First announced by Steve Jobs last March , the iPhone 2.0 package brings with a issue of improvement and Modern feature , headman among which are funding for Microsoft ’s Exchange ActiveSync technology . ActiveSync is wide used in corporate environs to provide “ push ” email , calendar , and contacts to mobile equipment , and has long been count one of the iPhone ’s major weaknesses .

The iPhone 2.0 software also includes a number of other features aimed at corporate environment , such as the ability to remotely pass over a phone in case it ’s lost , and the addition of support for the Cisco IPsec VPN protocol , for connecting to fix networks .

Corporate users are n’t the only one who can do good from instant syncing of contacts , calendar , and postal service . The iPhone 2.0 update also brings support for Apple ’s new MobileMe rooms of cyberspace service , which also officially launches today , replacing the existing .Mac service . Using MobileMe , iPhone and iPod pinch users can sync data on their handheld gadget with that on their Mac or PC , without having to connect the gadget to their computing machine .

Perhaps its biggest new feature , iPhone 2.0 also adds support for third - party applications create with the iPhone Software Development kit first announced last March . Applications are available through the new App Store , which is accessible both through the iTunes Store on desktop computer and through a new software on the iPhone ’s Home screen . Users can shop the storage and purchase diligence on handheld devices and have them automatically installed , or buy programs on the screen background and have them synced to the gadget via iTunes .

A number of other new features and improvements have been added in iPhone 2.0 , such as deleting and move multiple emails simultaneously , the ability to search through your contacts , and parental control . Apple has also broadened accompaniment for multiple languages , adding 16 new keyboard layouts , including handwriting recognition for Taiwanese characters .

The iPhone 2.0 update leak out to the public Thursday when the iPhone 3 G was launched in New Zealand and Australia .