Based on the users' reviews on the App Store, here are three cons and pros for the Sprint 100 Multi-Play Supported app: **Cons:** 1. "Lack of clear instructions, difficult to set up and use" - Users find the setup process confusing. 2. "Connection issues and errors, frequent disconnections" - Users experience frequent connectivity problems. 3. "Limited customization options, feels too basic" - Users desire more customization options for the app. **Pros:** 1. "Easy to navigate, user-friendly interface" - Users appreciate the app's simple and intuitive design. 2. "Good support from customer service, helpful responses" - Users are satisfied with the customer support team's response times. 3. "Effective in managing multiple phone lines and services" - Users find the app useful for managing their multiple phone lines and services.