Based on the user reviews, here are three cons and pros of the app: **Cons:** 1. **Frustratingly difficult to clear levels**: Users find the game too challenging, leading to frustration and frequent uninstallation. 2. **Inadequate instructions for new players**: Reviews suggest that the app lacks clear tutorials, making it hard for new players to understand the gameplay mechanics. 3. **Advertisements are overly intrusive**: Multiple users complain about the frequent and unskippable ads, which disrupt their gaming experience. **Pros:** 1. **Engaging and addictive gameplay**: Users praise the game's unique puzzle-solving mechanics, which keep them hooked and eager to play more. 2. **Simple yet challenging level progressions**: Critics appreciate the gradual increase in difficulty, which encourages players to improve their skills. 3. **Colorful and visually appealing graphics**: Commentators compliment the app's vibrant colors and simple yet effective graphics, making the game visually appealing. Please note that these conclusions are based on a limited set of user reviews and may not represent the overall sentiment of the app's reviews.