NiVisCo business model is a yearly subscription which includes:
Two types of subscription
This is a mono-user release, running locally on a desktop.
It includes a 1/2 training day per year (according to distance, maybe through web).
Source files and php scripts are installed on a web server.
No limit on the number of concurrent users.
It includes one day of support per year on site (according to distance, may be remote).
You may test NiVisCo completely operational for one month
Big data is like teenage sex: everyone talks about it, nobody really knows how to do it, everyone thinks everyone else is doing it, so everyone claims they are doing it...Dan Ariely