Top Best Privacy Apps for iPhone

i just got a new iPhone as my Wedding gift thanks to my friend but bit confused with how can i do privacy to some of my private images and videos. i don’t have any idea about any good app for privacy protection in my phone but while research i found LEO Privacy Guard do any one have idea about hows it ? and will it be free or it will be chargable ?

any other app idea is also welcome thanks
which app do you guys think will be best one ? any other app sugesstion is also welcome thanks

I use LEO Privacy Guard and i feel so good with my privacy. no one can see my private photos and videos too and sms and also call log

i have leo privacy v3 updated version.
free on play store

Yeah the latest version of Leo Privacy is great, I do have it.