Based on the users' reviews of Geometry Run, I've summarized three pros and cons for you: **Pros:** 1. Immersive experience: Users praised the app's engaging gameplay and beautiful visuals, which provided an immersive experience. 2. Challenging levels: Reviewers appreciated the increasing difficulty levels, which kept them engaged and motivated to progress. 3. Great time-waster: Many users commended Geometry Run as an excellent app for killing time, perfect for playing in short periods. **Cons:** 1. Frequent ads: Users expressed frustration with the frequent ads, which interrupted their gameplay and became annoying. 2. Limited customization: Some reviewers wished for more options to customize their characters, environments, and gameplay settings. 3. Easy to get stuck: A few users complained that the game's difficulty spikes made it easy to get stuck on certain levels, leading to frustration. Please note that these conclusions are based on the reviews available on the Apple App Store as of my knowledge cutoff.