Against a (no tech skills): 100% stealth . They will never find it. Against Windows Defender (default mode): Partial . Spyrix runs hidden, but a full system scan will flag it. The vendor suggests adding Spyrix folders to the AV exclusion list—but if you are monitoring someone tech-savvy, they will notice a paused antivirus.
However, it is not invincible. Security software catches it, and the remote uninstall glitch is frustrating. More importantly, the ethical weight of using this tool is enormous. spyrix personal monitor review
Disclaimer: I am a tech reviewer, not an attorney. This post is for informational purposes only. Consult a legal professional before installing any monitoring software on a device you do not solely own. Against a (no tech skills): 100% stealth