==Versions and variations=====Release timeline===* Keyhole Earthviewer 1.0 – June 11, 2001* Keyhole Earthviewer 1.3 – January 1, 2002* Keyhole Earthviewer 1.7 – February 2002* Keyhole LT 1.7.1 – August 26, 2003* Keyhole NV 1.7.2 – October 16, 2003* Keyhole 2.2 – August 19, 2004* Google Earth 3.0 – June 28, 2005* Google Earth 4.0 – June 11, 2006* Google Earth 4.1 – May 29, 2007* Google Earth 4.2 – August 23, 2007* Google Earth 4.3 – April 15, 2008* Google Earth 5.0 – February 2, 2009* Google Earth 5.1 – November 18, 2009* Google Earth 5.2 – July 1, 2010* Google Earth 6.0 – March 29, 2011* Google Earth 6.1 – October 21, 2011* Google Earth 6.2 – April 11, 2012* Google Earth 7.0 – June 27, 2012 (Android and iOS platform only)* Google Earth 7.0 – Dec 18, 2012 (Desktop)* Google Earth 7.1 - June 6, 2013 (Android platform only)* Google Earth 7.1 - June 26, 2013 (Desktop and iOS platform only)* Google Earth 8.0 - October 24, 2014 (Android only)===Mac version===A version for OS X was released on January 10, 2006, and is available for download from the Google Earth website.