There was a download of NISA DesignStudio 16.0 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This tool was originally produced by NISA. We recommend checking the downloaded files with any free antivirus.
NISA DesignStudio is suitable for 32-bit versions of Windows XP/7. The software relates to Photo & Graphics Tools. The NISA DesignStudio installer is commonly called NDStudio.exe. The most popular versions among the software users are 16.0 and 15.1.
From the developer:
NISA DesignStudio (NDS) is a derivative of NISA/CIVIL and is specifically designed for Structural Engineers & Architects who predominantly analyze & design RCC & Steel Buildings. Allowing you to design Office Buildings, Apartment Complexes & Industrial Enclosures, NDS is extremely easy to learn and use. The software has excellent reporting and graphing features and automatically generates detailed AutoCAD® drawings. Linear Static Analysis
You may want to check out more software, such as Logo Design Studio, GUI Design Studio Pro or Plastic Canvas Design Studio, which might be related to NISA DesignStudio.