Based on the users' reviews, here are three cons and pros for the Tri Peaks Solitaire app: **Cons:** 1. **Too many ads**: Users complain about the excessive ads interrupting gameplay, making it frustrating to play. 2. **Lack of challenge**: Some users find the game too easy, with too much repetition and not enough difficulty increase. 3. **Glitches and crashes**: A few users experience glitches and crashes, causing them to lose progress and become frustrated. **Pros:** 1. **Addictive gameplay**: Many users praise the game's engaging and addictive nature, making it hard to put down. 2. **Simple yet challenging**: Users appreciate the game's simplicity, but also find it challenging enough to keep them coming back. 3. **Nice graphics and sound**: The app's visuals and sound effects are praised by many users, creating a pleasant gaming experience.