Image resolution varies from 15m of resolution to 15cm. Google Earth Offline Installer displays the satellite images with the varying resolution of the earth’s surface which allows you to view places like cities and houses. Google Earth Plus is the third version, but it has been discontinued. Google Earth is a free version with limited function whereas the Google Earth Pro is a paid version of cost $399 per year, but now it is free for commercial use. Initially, it was available with three different licenses, but now it has been reduced to just two versions namely Google Earth and Google Earth Pro. Google Earth maps the earth by the superimposition of images that taken from aerial photography, satellite imagery, and the geographic information system onto a 3D Globe.
It developed by Keyhole, Inc, (a central intelligence agency funded company) later it was acquired by Google in 2004. Google Earth Offline Installer is a computer suite virtual globe, map and geographical information software.
