This project uses BOINC, full description for installation methods are available here.
If you're already running BOINC, select Add Project. If not, download BOINC.
The project uses dedicated hardware sensor; without it the app does nothing and no credits are granted.
We provide detectors but we doing it in pre-paid batches from time to time. Is no other possibility to order sensors.
But if you have enough knowledge, you can build it yourself...