Based on the user reviews, here are three pros and three cons of the Crowd Run Master 3D app: Pros: 1. Exciting 3D running experience: Users praise the app's realistic graphics and immersive game mode. 2. Challenging levels and courses: Reviewers rave about the variety of levels, obstacles, and courses that keep them engaged. 3. Simple and intuitive controls: Many users appreciate the easy-to-use interface and responsive controls. Cons: 1. Disturbing ads and pop-ups: Some users find the ads and pop-ups too frequent and intrusive, disrupting gameplay. 2. Limited in-app purchases: Reviewers feel that the in-app purchases are limited and expensive, with too much emphasis on buy-to-win. 3. Slow updates and bugs: Users report experiencing frustrating bugs and slow updates, which can hinder their overall experience.