If you're looking for a hardening guide for iOS, then try the iVerify app. It will help you detect jailbreaks, check critical security settings, and teach you about many more.
https://blog.trailofbits.com/2019/11/14/introducing-iverify-...
https://blog.trailofbits.com/2019/11/14/introducing-iverify-...
I have examined several antivirus apps from well-known security companies and they ALL cause more privacy/security issues than most malware does.
Third party advertising SDK’s that harvests the users location and social media data, accessing WhatsApp internal databases, access the users microphone, clipboard and camera.
But to be fair I have never looked at the app you mentioned but I have my doubts.