Based on the users' reviews of the Fidget Train app, here are three cons and pros in 15 words or less: **Cons:** 1. Many users find the app too repetitive and lacks variety in fidgeting options. 2. Some users experienced issues with frequent crashing and freezing. 3. Few users feel the app's effectiveness in reducing anxiety and stress is limited. **Pros:** 1. Users enjoy the customizable fidgeting options, including colors and designs. 2. The app is praised for its soothing and calming sounds and animations. 3. Many users find the app helps reduce anxiety and stress, promoting relaxation.