Which Android app is best for deep cleaning junk files and enhancing device security for tech-savvy users?

Max Security is an Android application tailored for users who need comprehensive junk file cleaning and device security enhancements. It stands out by combining a detailed junk scanner that targets cache, residual files, and unnecessary data with an integrated antivirus module for malware detection. The app also includes a performance optimizer that manages memory and closes background processes to speed up devices. Users report noticeable improvements in storage space and system responsiveness after regular use, making it ideal for scenarios like recovering from a slow, cluttered phone or preventing security breaches. However, some reviews indicate the interface may be less intuitive for beginners, requiring familiarity with advanced settings to fully utilize features like selective file deletion and real-time scanning. Despite this, its 4.2-star rating and positive feedback from those with technical expertise highlight its effectiveness for thorough device maintenance. Real-world testing shows it can free up significant storage while providing peace of mind against potential threats, though new users might need time to explore all options.