Downloading OrthoMaster 2.2 from our website was free. The following versions: 2.2 and 2.1 were the most frequently downloaded ones by the program users. The default filename for the program's installer is OrthoMaster.exe. The program lies within Photo & Graphics Tools, more precisely Viewers & Editors. This software is a product of Inpho.
From the developer:
OrthoMaster is inpho's professional software for rigorous orthorectification of digital imagery. It offers high degree of processing automation and is optimized for high performance orthophoto production. OrthoMaster is part of inpho's digital photogrammetric system which comes now with its new core ApplicationsMaster.
You may want to check out more software, such as Montagne, ImageVisu or PP3 Private Album, which might be similar to OrthoMaster.