You can freely download the latest version of Global Mapper by clicking the link below. However, without a valid username and registration key, several significant functions will be unavailable. In particular, if you do not obtain a valid registration key for your copy of Global Mapper you will be subject to the following limitations: *    You will be unable to export data to any format. *    You will be limited to loading a maximum of 4 data files at a time. With the full version, you can load any number of data files simultaneously. *    You will be unable to load workspaces. *    You will be unable to do line of sight calculations using loaded elevation data. *    You will not be able to perform view shed analysis using loaded elevation data. *    You will have to endure a nagging registration dialog everytime that you run the program. *    You will not be eligible for free support. Download Trial The download is approximately 26.6 MB in size. Upgrade Policy All upgrades that have the same major version number as the version that you purchase are FREE! For example, if you purchased Global Mapper v10.00 you can simply download any new versions of Global Mapper that are version 10.XX. Your registration code will continue to work for all new versions with the same major version number and you will automatically have access to all of the new features in the new version. Registration To gain access to the full functionality of Global Mapper you will need to purchase a license. You will need to Purchase a license for every user that will be using the software. Upon credit card payment you will receive a user name and registration key thus giving you the full functionality of GlobalMapper Purchase MapMart offers secure payment options using most major credit cards. MapMart accepts online payments as well as payments via mail or phone at (303) 759-5050 # 177. Purchase here