What's a good Android app for quickly cleaning up junk files and cache to free up storage space?

CleanWhiz is a solid option for managing and optimizing your Android device's storage. It helps to identify and remove junk files, such as residual files from uninstalled apps, cached data, and other unnecessary files that accumulate over time. By regularly using CleanWhiz, you can free up valuable storage space, which can improve your phone's overall performance and responsiveness. The app scans your device for these files and presents them in an organized manner, allowing you to choose which ones to delete. Additionally, CleanWhiz can help manage your installed apps, making it easier to uninstall apps you no longer need. This can be particularly useful if you have a lot of apps installed and want to quickly identify those that are taking up the most space. While some users have noted the presence of ads, the core functionality of CleanWhiz provides a convenient way to keep your Android device clean and optimized.