Poor-performing phones are a huge no-no. If your device lags or needs a quick spring clean, look no further than Marvel Booster. This app removes duplicate and junk files for more storage space and boosts memory for improved performance. It also features a powerful cooling system to prevent overheating and a notification cleaner for removing annoying notifications. 

Marvel Booster doesn't require immense technical knowledge, so first-time or non-tech-savvy users can use the app. It's also easy to use since improving your device performance only takes a few taps. Compatible with Android 5.0 and newer, Marvel Booster is free to download on the Google Play Store.