Download of Gerbtool 16.7.6 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The most popular versions among Gerbtool users are 16.4, 16.1 and 16.0. We recommend checking the downloaded files with any free antivirus.
This program is an intellectual property of WISE Software Solutions, Inc. The program's installer files are generally known as GERBTOOL.EXE, GerbToolDemo.exe, gtlmgr.exe or winhlp32.exe etc. The latest version of the program can be installed on PCs running Windows XP/Vista/7/8/10/11, 32-bit. Gerbtool is categorized as Photo & Graphics Tools.
From the developer:
GerbTool is a robust suite of PCB CAM tooling and analysis software. From basic visual verification to Design Rules Checks (DRC) and Design For Manufacture (DFM) analysis, GerbTool provides all the functions you need to ensure the production of PCBs while reducing cycle times and time-to-market. You can use GerbTool to ensure the production of good-quality PCBs.
You may want to check out more software, such as Caddie, Silo or Ez-Architect, which might be similar to Gerbtool.