Based on the user reviews on the Google Play Store, here are three cons and pros for the Cooler Phone Cleaner app: **Cons:** 1. "Cleans junk files without notification, just like other similar apps" - Some users reported that it doesn't provide clear notifications about the cleanup process. 2. "Battery drain remains an issue after using the app" - Although it claims to free up resources, some users experienced battery drain issues after using the app. 3. "Ad pop-ups are annoying and interrupt the cleaning process" - Many users complained about the presence of ads while using the app, which can be distracting. **Pros:** 1. "Effective in freeing up storage space and RAM" - Users reported that the app successfully cleared out junk files and freed up storage space and RAM. 2. "Easy to use and navigate, even for non-techies" - The app's interface is simple and user-friendly, making it accessible to a wide range of users. 3. "Regular updates ensure app remains stable and performs well" - The developers appear to be actively maintaining the app, ensuring that it runs smoothly and effectively.