After analyzing the users' reviews of the "Fast Speak Persian" app, here are three cons and three pros in English, with a 15-word limit for each: **Cons:** 1. Users found the app's pronunciation unhelpful, with some complaining it's not accurate. 2. The app's lessons are too short and can't hold users' attention for long. 3. The app crashes frequently, causing frustration and loss of progress. **Pros:** 1. The app's dictionary feature is comprehensive and helps users learn new vocabulary. 2. The app's quizzes are interactive and engaging, making learning fun and challenging. 3. The app's user interface is user-friendly, making it easy for beginners to navigate. Please note that these are general summaries based on the available reviews, and individual experiences may vary.