There was a download of Isoliner 1.6.5 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This free PC program was developed to work on Windows XP, Windows 7 or Windows 8 and can function on 32-bit systems. The software relates to Photo & Graphics Tools. The actual developer of the free software is GIS Planet. The most popular versions of the Isoliner are 1.6 and 1.0.
From the developer:
Isoliner is the ArcGIS extension for make grids and points theme with interpolate by Kriging's and triangulation method. Last version of extension include Slide Analyst as free function.
Isoliner include additional 3D functions, interpolation by features, generation of random points.
You may want to check out more software, such as TRIANGULATION for AutoCAD, RTOPO or Triangulation, which might be related to Isoliner.