According to the analysis Google Map on people desktop was downloaded about 400 million. Google has decided to launch the technology with iPhone because iPhone has millions of customer and the application will be popular soon.
However, in the Market Google had also a touchscreen mobile phone – G1 on Android technology but the application is not for that.
You can download the application in free from the iTunes App Store. You can find local businesses, and view geo-located photos on your iPhone from Google Earth.
About the Google Earth googlemobile.blogspot.com writes, “…You have access to the same great local search that you get with Google Maps, so you can search for places, businesses, and landmarks. With Google Earth you get to the full detail page for businesses, so you can get reviews, photos, user content, business hours, and other useful information. We also added a "search near me" feature, so with one touch you can find businesses near your location, without having to navigate there first or type in the name of the city…”
To hand the application on your iPhone you have to swipe your finger across the screen and you will find the location whatever you want to search there and find there.
To know more about Google Earth on iPhone and iPod you can watch a video also which is from YouTube: