The 1.0 version of Maxwell for Mac is available as a free download on our website. The most popular versions of the tool are 2.7 and 1.3. You can run this free program on Mac OS X 10.6.0 or later. The unique identifier for this app's bundle is com.nextlimit.Maxwell. The application belongs to Lifestyle Tools. The actual developer of this free software for Mac is Maxwell App Team.
From the developer:
Maxwell is a graphical user interface-based tool for calculating heat loss and heat gain in a building.
You may want to check out more Mac applications, such as Maxwell's Dream, Mxed or Skim by the Skim Team, which might be similar to Maxwell.