Test it here (WebGL)

Or download the test apk and test it on your android device

To setup the AdMob ads follow these steps:

Go to Assets - > Google Mobile Ads -> Settings and put your app id (from your AdMob console) there.
Open the script "Menus.cs" and put your rewarded ad id on line 68 and your interstitial ad id on line 80 for android and on line 82 for iOS.

Ball travels around the circle. Spikes and stars appear at random in front of the ball. Your primary goal is to avoid spikes for as long as possible. The game becomes increasingly difficult as it progresses. Collect stars and use them to purchase new balls from the shop menu.

Spinning Around - (Unity Game Source Code) Hyper Casual Game screenshots