Try Lofter and Hydrostab.
These products are distribuited in two versions: Trial (free) and Licensed (purchased)
Enjoy exploring real case studies in the Tutorials and experience the quick learning curve and the easy flexibility of these systems.
A 30-Day Trial, full working last Releases, complete with Manuals and Tutorials, are available for free Download in this page.
Lofter - Trial version packadge
Your download is a zipped folder containing :
- The file “Readme_Lofter Trial Version” (Pdf), with instructions to install- The Lofter User Manual (Pdf)- The folder “Icons” (contains system icons - no delete).- The folder “Tutorials” with a collection of training studies for rudders, keels and hulls.- The Excel file Lofter******
See instructions to install the Lofter Trial Version here
Hydrostab - Trial version packadge
A new Version is under developmentOld 2013-2016 Versions are out of stock
- Microsoft Windows® 8, 8.1, 10- Microsoft Excel® 2010, 2013, 2016 or Office 365- 256 MB RAM (Recommended: 512 MB RAM or greater).- Hard Disk: about 50 MB free space.