The #1 Android optimizer, cleaner master, cache cleaner, task killer, too to free up more memory space, free security protector and speed booster for Android phones; DU Speed Booster & Antivirus helps accelerate and clean up over hundreds of millions of phones worldwide, and can secure your private data with the AppLock function.
Why DU Speed booster & Antivirus is a MUST-HAVE app:
★ Powerful Speed Booster: Boost the speed of your Android phone by up to 60%!
★ Easy Booster: One-tap optimize.
★ Efficiency Booster: Optimize your storage space, clear your cache, APKs and unwanted files.
★ Junk File Cleaner: Fully scan and clean up every bit of junk and cache files.
★ Smart Cleaner: Pre-set automatic cleanup of unwanted processes and trash.
★ Security Optimizer & Master: Make sure your phone is secure and protected from virus (es) or Trojan (s).
DU Speed Booster & Antivirus (Cleaning Optimizer & Security Master) Features:
1.Run Android apps and play games faster than ever before!
2.One-touch system speed diagnosis and acceleration: Click the “Optimization” button or use the home screen widget.
3.Manage background processes, kill tasks and disable auto-start apps (rooted devices only) to clean up memory and boost the speed of your system.
4.Freeze unwanted apps to increase memory and speed up your phone.
1.Clean up your Android phone and SD card junk files and cache for a speed boost!
2.Clean residual files left over after uninstalling apps to free up storage space.
3.Clean up your phone's cache with a single touch to boost your Android system speed.
1.Smart auto-recognition of games, or manual selection of games.
2.Concentrates system resources to support game operation, makes game play smoother and boosts FPS, giving you an amazing game experience.
►Advanced Apps Manager
1.Master your apps to keep your storage space clean and organized!
2.Intelligent app installation and removal.
3.Manage your apps both on your phone's memory and SD card memory to increase storage space
4.Move apps and files between your phone and SD card (App2SD) to free memory on your Android phone
►Security & Antivirus
1.Antivirus scanner, permission manager.
2.Quickly scan apps and files on your phone to protect your device from virus (es) and Trojan (s).
3.Check the permissions requested by each installed app, or review apps according to categorized permissions.
Supports Deutsch, Español, English, Française, Português, Português do Brasil, Pусский, Türk, Bahasa Indonesia, Italiano, العربية, ภาษาไทย, Tiếng Việt, 日本語, 한국의, 中文（简体）, 中文（繁體）.
Protect your mobile device with DU Speed Booster & Antivirus, a top-of-the-line free security app designed to protect your Android phone against the latest viruses, malware, system vulnerabilities, and privacy risks. The app also cleans application cache and junk files from your system, increases the available storage space on your SD card and boosts your Android phone for free. DU Speed Booster will help you master and optimize your background apps, memory space, junk (cache) files and battery power, as well as inspect apps' permissions and secure your phone from viruses.
Other DU apps:
DU Battery Saver: https://goo.gl/7vN2Tq
Baidu Browser: https://goo.gl/rkVbWx
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Improvements in V2.8.2
1. The new antivirus engine, no longer worried about cell phone safety.
2. Added WhatsApp special clear，manage trash files more convenient.
3. Overall smoother performance.