Then click the button to download and install WinTopo:
If your security system does not permit downloading of the executable file, try downloading this zip file which contains the installer for both the freeware and pro version.
The freeware download will install both WinTopo Freeware and the evaluation for
The Wintopo Pro installer will install the 64bit version on a 64bit computer, and the 32bit version on a 32bit computer. WinTopo Freeware is 32bit and will run on either 32bit or 64bit computers.