A one-stop-shop for cleaning, optimising and protecting your device

DU Speed Booster (Cleaner) allows you to optimize the performance of your device and free space for storing files. It’s a very easy to use app, of an excellent quality, and it’s completely free.

Make the most of your Android device

DU Speed Booster (Cleaner) has got a ton of useful features, which are divided into several categories that can be accessed from the main user interface.

The Accelerator option allows you to quickly start an optimization process, freeing up RAM on your device. You can also see the list of applications that are currently running, and disable any you consider unnecessary.

Trash Cleaner frees space on your Android device, removing unnecessary files such as temporary files, cache, and more.

DU Speed Booster (Cleaner) can also perform a speed test to check the performance of your internet connection by analyzing the speed of your uploads, downloads, and pings. It also includes a history of the tests you have carried out, and an unusual feature that compares your results with other users scattered across the world.

The Application Manager in DU Speed Booster (Cleaner) includes several sub menus, one of which allows you to uninstall applications you no longer use and shows, for each one, the install date and how much space it takes up on your device. The APK Manager allows you to select APKs you want to delete (so you can recover space), as well as giving you the option to continue to install more APKs. Through the Move to SD Card option, you can transfer applications to your memory card, while the Top Free menu recommends interesting applications to download.

The Security menu in DU Speed Booster (Cleaner) integrates an antivirus engine that analyzes the system for possible malware, while the Permissions Manager tells you which permissions you have granted for individual applications installed on your Android device.

Game Booster optimizes device resources when you are playing games, freeing RAM when a game is running, and disabling background applications to allocate more resources to the game.

Looks great and is easy to use

DU Speed Booster (Cleaner) has a very user friendly interface and an attractive design. The interface is clear and well organized, less experienced users will be able to easy get up and running.

From the main screen you can access all the app’s main features: Accelerator, Empty Trash, Application Manager, Speed Test, and Security and Battery Saver (this last one takes you to Google Play to download a separate application).

One of the best apps for optimizing your device

DU Speed Booster (Cleaner) is an excellent choice for optimizing and maintaining your device. It offers many features, has an integrated antivirus engine, and its intuitive design makes it suitable for all levels of users.

Overall, it’s a credible alternative to Clean Master or AMC Security.

DU Speed Booster is a free Android app that boosts speed of your phone up to 60%

DU Speed Booster can help protect your smartphone with free built-in security features. Prevent data theft, viruses, hacking and more with DU Speed Booster now.

DU Speed Booster cleans your system from unwanted files and increases your storage space.

DU Speed Booster is a powerful device manager that will help you master your background tasks, memory space, apps, and battery power, as well as inspect apps’ permissions and block SMS/Call, through easy interface and one touch controls. It is a total Android phone management solution that combines advanced functionality of an app task killer, speed and ram booster, storage analyzer, security guard and clean master as well as a battery saver.


  • Tons of features
  • Includes an integrated antivirus engine
  • Excellent usability
  • Ability to create a widget
  • Optimizes resources and frees up space


  • Battery saver not integrated in the app
  • Game Booster is hit and miss
  • Needs a lot of permissions at the installation stage

Program available in other languages

User reviews about DU Speed Booster (Cleaner)

  • Ishu Yadaw

    by Ishu Yadaw

    I like this app very good cleaner Du speed booster thr best cleaner and battery saver I suggest use this app

  • Khader Md

    by Khader Md

    Very good cleaning app
    Khadeer Khader Md
    Thankfully to be to make this app
    Thank you
    Thank you


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Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws.