Apps similar to ZDbox (Root Task Killer) include Glary Utilities, which has a free version. Other options are SD Maid SE, Files by Google, Clean Master and Cache Cleaner Android. System Cleaners like ZDbox (Root Task Killer) are a crowded field, with more than 25 alternatives for Android, Windows, Mac and Linux.
Advanced Android Cleaner is a multi-purpose cleaning tool for your lagging Android devices. It performs a thorough scan of your slow performing Android device and allows you to free up ample of wasted storage space.
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Ultra Cleaner helps clean up junk files, cache files, junk notifications and unused RAM to improve phone performance!
Green Cleaner - a professional Android Cleaner & Optimizer with Junk Cleaner, Phone Booster, CPU Cooler and Battery Saver. It is free and powerful, making your phone faster than ever.
