O.K. read here http://www.giveawayoftheday.com/about/
This is from the readme file in download package.
Installation
Unzip the package you`ve downloaded and install the software (run Setup.exe),
then register the software using the registration name and activation key provided (Help->Register RPO).
Remote Performance Observer consists of two parts:
- Light RPO Data Servers. They are responsible for real-time data collection and should be installed on the machines which are monitored. (Install by running RPOServer_setup.exe)
- RPO Client. It receives the data from the servers and is responsible for the visualization/processing of the information acquired. (Install by running RPO_setup.exe)
You have to install it before the Giveaway offer for the software is over.
Terms and conditions
Please note that the software you download and install
during the Giveaway period comes with the following important limitations:
1) No free technical support
2) No free upgrades to future versions
3) Strictly non-commercial usage