Hello all, First of all please note Licensed versions are not available in hosted mode/rental anywhere. (Except anybody invest high and do it but nobody done this ever). VOS3000 licensed version must be the latest, there is no way you can buy old version license. Now VOS3000 2.1.7.01 (june,2019) is the last version VOS3000 company released. And this one is selling by only Kunshi.