Based on the users' reviews of the U-talk app, here are three cons and pros in English, each limited to 15 words: **Cons:** 1. "Difficulty with audio settings and echo issues make calls unsatisfactory and frustrating." 2. "Limited features and frequent crashes hinder overall user experience and productivity." 3. "Lack of proper customer support and response to issues is unacceptable and inconvenient." **Pros:** 1. "Easy-to-use interface and simple setup process make it accessible to all users." 2. "Good sound quality and minimal latency ensure clear and effective communication." 3. "Ability to connect with native speakers and practice languages is a valuable asset."