This software will not solve the problem - and is probably not even meant to. The company is likely harvesting data to abuse users or sell it.
No extent of privacy invasion will solve cheating. I have made - as a fun university project - demo cheats that do not even need to run on the same computer as the game. They give significant competitive advantage, and detection systems give too many false-positives to even begin to counter these.
I have played in online and offline CS and Overwatch tournaments. My team won prizes. We had a wonderful anti-cheat measure: reputation and respect.