Based on the users' reviews, here are three cons and pros for the Neon Curve app: **Pros:** 1. Users praise the app's "beautiful and vibrant" design, saying it's "sophisticated" and "addictive". 2. Many reviewers appreciate the app's "simple yet effective" concept, making it easy to use. 3. A few users mention the app's "relaxing" and "meditative" ambiance, helping them unwind. **Cons:** 1. Some users find the app's "limited content" and "sparse updates" frustrating, leading to boredom. 2. A few reviewers criticize the app's "nuisance ads" and "in-app purchases" as intrusive. 3. Some users experience "crashes" and "freezing" issues, making the app unreliable. Please note that these are general summaries of the user reviews, and individual experiences may vary.