Downloading SLABS 4.2.170 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions of the program 4.2, 2.1 and 1.0.
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. The program lies within Photo & Graphics Tools, more precisely 3D Design. This software was originally created by INDUCTA. The program's installer file is commonly found as Slabs.exe.
From the developer:
SLABS is a program that can be used by structural engineers to perform a static analysis and design of reinforced concrete slab systems of any shape, including suspended slabs and slabs-on-ground. You can perform reinforcement designs, long term deflections, beam designs, reactions, automatic two way action, effective moment of inertia, and punching shear.
You may want to check out more software, such as AEC 3D Culverts-Slab, spSlab or AutoDalle, which might be related to SLABS.