There was a download of NTv2Creator 6.14 on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This program is a product of Killet GeoSoftware Ing.-GbR. 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.
From the developer:
NTv2Creator geosoftware provides a powerful tool for modeling accurate NTv2 files from identical points in two different Reference Systems. The software analyzes two files with identical points and suggests the boundaries and mesh sizes which can then be changed manually.