O Icon Pack, 4100+ clean round icons. Monthly update. - This is an icon pack and it requires a custom android launcher like apex, nova etc. To work. It won't work with Google Now Launcher, Pixel Launcher or any launcher that came factory installed (except Lg, Xperia Home, Asus Launcher & One Plus Launcher).
You can get the setup package of O Icon Pack 1.0.5 for free and have a look at users' reviews on Droid Informer. The app runs on Android 4.1 and higher. This application is completely safe to download. O Icon Pack is created by MoreAppTeam and its category is Personalization.
The most recent update of the app was launched on May 6, 2018 and this application has been set up by over 10K users. O Icon Pack was rated 3.7 on Google Play.