MountainsMap® users can update their software online under certain conditions.
  How to upgrade to the latest version?

Links labelled with the icon can only be used by people with a maintenance contract. Require a username and password. Other links are public.

Full installation: contains the complete product with help files in all languages, and drivers. Can be used to upgrade from version 2, 3 or 4. Requires the installation code written on the original CDROM.

Upgrade: should be used only by version 5.x users. Contains only executable, DLLs and language files. Just copy these files over previous ones.

Full installation: contains the complete product with help files in 7 languages, and drivers. Can be used to upgrade from version 2 or 3. Requires the installation code written on the original CDROM.

Upgrade: should be used only by version 4.x users. Contains only executable files and language file. Just copy these files over previous ones.

Other relevant pages:

  How to upgrade to the latest version?
  Mountains platform
  What's new in version 5?