Based on the reviews, here are three cons and three pros of the "Grasshopper" app: **Cons:** 1. "Difficulty in understanding the course structure and lesson progression" - Poor navigation and unclear instructions. 2. "Limited vocabulary and grammar practice" - Insufficient content and repetition. 3. "Technical issues and frequent crashes" - App stability and performance need improvement. **Pros:** 1. "Innovative and engaging interactive lessons" - Fun and interactive learning experience. 2. "Personalized feedback and grading system" - Valuable insights for language improvement. 3. "Accessible and user-friendly interface" - Easy to use and navigate, even for beginners. Note: These points are based on the general sentiment expressed in the app's reviews and may not reflect the opinions of every user.