Based on the users' reviews, here are three cons and three pros of the Jet Ducks app: **Cons:** 1. "Too many ads and frequent updates disrupt my workout routine." 2. "Some exercises are not clear and lack instructions, frustrating users." 3. "Limited customization options for workout plans and goals." **Pros:** 1. "Jet Ducks app helped me achieve my fitness goals with consistent progress tracking." 2. "User-friendly interface and engaging gamification features keep me motivated." 3. "Variety of exercises and workouts cater to different fitness levels and goals."