Based on the user reviews, here are three pros and three cons of the Guitar Arpeggios app: **Pros:** 1. Useful tool for guitarists to improve technique, with customizable arpeggio patterns. 2. Simple and intuitive interface makes it easy to navigate and switch between modes. 3. Realistic sound output and responsive touch controls provide an authentic playing experience. **Cons:** 1. Limited features compared to other guitar learning apps on the market. 2. Some users find the app's graphics and design to be outdated and unappealing. 3. No built-in tutorials or lessons, requiring users to rely on external resources.