Based on the users' reviews of the app "Dr. Computer" at the Google Play Store, here are three cons and three pros: **Cons:** 1. "Limited features and functionalities" - Users feel that the app lacks some essential features. 2. "Confusing user interface" - Reviewers find the app's interface complicated and hard to navigate. 3. "Poor customer support" - Many users complain about receiving no response from the app's customer support. **Pros:** 1. "Effective virus scanning" - Users praise the app's ability to detect and remove viruses from their devices. 2. "Simple and easy to use" - Reviewers appreciate the app's user-friendly interface and simplicity. 3. "Constant updates and improvements" - The app's developers are actively updating and improving the app, meeting users' expectations.