Download of fFatigue 2.0 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. FFatigue is included in Photo & Graphics Tools. The actual developer of the software is Fatec Engineering.
The program's installer file is commonly found as fFatigue.exe. We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software. The following version: 2.0 is the most frequently downloaded one by the program users.
From the developer:
fFatigue is a sophisticated stand-alone tool with which a designer can quickly and accurately analyse the fatigue life of a product. fFatigue can evaluate constant amplitude loads, load design spectra and load histories from strain gauge measurements, using either the stress-life method or the strain-life method. fFatigue comes with a large materials and geometry database and offers the user a very easy to use interface.
You may want to check out more software, such as HighRoad, AccuTrans 3D or cymexMotion, which might be related to fFatigue.