Download of MagVar 2.0.0.1 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. MagVar lies within Education Tools, more precisely Science Tools. This free program is an intellectual property of Pangolin Communications. We recommend checking the downloaded files with any free antivirus.
From the developer:
MagVar computes and displays magnetic variation for anywhere in the world between 60 deg. N and 80 deg. S. This version is functionaly identical to the applet displayed in Almanac On-Line but written as a stand alone program to run on your own computer.
You may want to check out more software, such as Avantage BPM Foundation, Adding Machine or BG Road Maps, which might be related to MagVar.