Major problem with your app!
I have nothing wrong with my iPhone, but all your pictures are coming up on my screen is a blank screens. I can get into all of them wallpaper, perhaps with no problem.
Saraswathi
Maa
HD Wallpaper : 4K Wallpaper appears mostly safe based on user ratings. AppsHunter Safety Score for HD Wallpaper is 84/100.
This assessment is based on 34 user ratings, with an App Store average of 4.6/5.
~ Based on 34 App Store ratings for HD Wallpaper.
HD Wallpaper : 4K Wallpaper appears to be a legitimate app. AppsHunter Legitimacy Score for HD Wallpaper is 90/100.
Based on 90 of 100 points across 7 verification signals from App Store and developer data.