Based on the users' reviews of the "Coloring Book for Mandala" app, here are three pros and cons in English, with 15 words or less for each: **Pros:** 1. Relaxing experience: Users praise the app's calming effect, helping them unwind and de-stress. 2. Beautiful designs: The mandalas are intricate, colorful, and visually appealing, encouraging creativity. 3. Easy to use: The app is user-friendly, allowing users to dive in and start coloring quickly. **Cons:** 1. Limited undo feature: Some users find the undo feature too limited, making mistakes frustrating to correct. 2. No audio option: Users would appreciate the option to listen to calming music or nature sounds while coloring. 3. Ads can be intrusive: Some users report the ads interrupting their coloring experience and being hard to ignore. Please note that these conclusions are based on the general sentiment of the user reviews and may not reflect the opinion of every user.