Based on the users' reviews, here are three cons and three pros of the "Sort It Out 3D" app: **Cons:** 1. Users find the game's difficulty level increases too quickly, making it frustrating. 2. Some users complain about bugs and glitches that affect gameplay. 3. Unhelpful error messages and lack of detailed instructions are frustrating. **Pros:** 1. The app offers a unique and engaging 3D puzzle-solving experience. 2. Users enjoy the gradual release of new levels and challenges. 3. Positive reviews praise the app's beautiful graphics and smooth gameplay. Note: The output is based on the positive and negative reviews found on the App Store page, within 15-word limits for each item.