After analyzing the user reviews of the "Orrery" app, I've extracted three cons and pros for you: **Cons:** 1. Inconsistent performance: Users complain about the app freezing or crashing, affecting their astronomical observations. 2. Limited compatibility: Some users experience issues with compatibility on lower-end devices or older Android versions, limiting its use. 3. Lack of user-friendly interface: A few reviewers find the app's design and menu navigation confusing, making it difficult to use effectively. **Pros:** 1. Accurate astronomical data: Users praise the app's accurate rendering of celestial bodies, planets, and their movements in real-time. 2. Customizable settings: Reviewers appreciate the ability to adjust settings, such as time zones and visibility options, to suit their needs. 3. Educational value: Many users find the app an engaging and educational tool for learning about astronomy, with its interactive and 3D visualization capabilities.