Eating battery, spyware, privacy violations
The main problem is that by “security scanning”, this app collects and sends to vendor information about all devices in your network. So vendor has quite great database of the ESSID+MACs of the devices + OS fingerprints... And knowing state if the business, there is 100% probability that it is sold to advertising companies. In addition to that, latest versions started to consume a lot of power in the background. Top app in battery consumption, even more than Facebook app with all of its spyware.