Based on the users' reviews of "Stone Marble Run" app on Apple App Store, here are three cons and pros: **Cons:** 1. "Too much ads, annoying and frustrating to play sometimes." 2. "Difficult to control the marbles, frustrating experience." 3. "Lack of challenging levels, gets repetitive quickly." **Pros:** 1. "Addictive gameplay, keeps me engaged for hours." 2. "Beautiful graphics, vibrant colors and smooth animations." 3. "Easy to learn, fun to play with friends and family."