Based on the user reviews, here are three cons and three pros of the "Ifretless Sax" app, with each point limited to 15 words: **Cons:** 1. Many users find the app's interface and navigation complicated and frustrating. 2. Some users experience issues with connectivity and latency, affecting gameplay and practice. 3. Certain features, such as the metronome and tuner, are deemed less accurate and functional than expected. **Pros:** 1. Users praise the app's realistic sound quality and authentic saxophone simulations. 2. The app's large library of songs and exercises helps improve musicianship and technique. 3. Users appreciate the app's versatility, allowing them to play along with their favorite songs and discover new music. Please note that the output is based on a subjective analysis of user reviews and may not reflect the opinions of all users or the developer's intentions.