Based on the user reviews of Sentinel MobileSafe on the App Store, here are three cons and pros: **Cons:** 1. "Subscription service too expensive, wish they had a one-time fee option" - Users find the recurring subscription fee to be steep. 2. "App crashes frequently, causes inconvenience and loss of data" - Some users experienced frequent crashes and data loss. 3. "Customer support is slow to respond and unhelpful" - Users found the customer support team to be unresponsive and unhelpful. **Pros:** 1. "Effective virus and malware detection and removal, keeps device safe" - Users praised the app's ability to detect and remove malware effectively. 2. "User-friendly interface, easy to navigate and understand" - Users found the app's interface to be intuitive and easy to use. 3. "Regular updates and feature improvements, keeps the app competitive" - Users appreciated the app's regular updates and feature improvements. Please note that these are based on a general analysis of user reviews and may not reflect individual opinions or experiences.