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Seamless Speed and Performance Improvements for Your Windows PC

Avast Cleanup is a world-class PC optimizer that will make your computer faster, better, and more efficient. Download our PC performance booster today and get your computer running just like new.

Speed up your PC for improved performance 24/7

All PCs slow down over time. But you can get yours back into shape with our top-rated Windows optimizer. Avast Cleanup provides the ultimate tuneup kit to speed up your computer, improve system performance, and get rid of unnecessary junk files and apps.

Avast Cleanup and its built-in PC optimizer tunes your machine from top to bottom with a suite of features that give you faster speeds, more free space, and better Windows 10 performance. Download it today to harness the full power of your PC.

How much does Avast Cleanup actually help?
Let’s talk numbers

Avast Cleanup is the Windows optimizer that will improve PC performance across the board. Our lab tests found:

  • 30% faster work performance: Speed up your browsing, streaming, and gaming. Even your multitasking will be faster!

  • 79% quicker startup: Faster boot times means you can start working (or playing) without wasting time waiting.

  • 71 GB cleaned up: After we remove junk data from your browser, disk, and registry, you’ll have tons of free space.

  • * The results from our lab are indicative only. Your results may vary.

Give your machine the ultimate tuneup

Whether you use Windows 10, Windows 8, or Windows 7, speed up your PC with our patented, breakthrough technology.

Optimize your Mac or Android mobile, too

It’s not just your PC that needs a tuneup from time to time. Speed up and revamp all your devices.

Streamline and fully optimize your Apple machine with Avast Cleanup for Mac.

Optimize your phone and get it running up to 20% faster with Avast Cleanup for Android.

Download the best PC optimizer tool

Don’t waste any more time struggling with a slow computer — speed up your PC right now with Avast Cleanup. Plus, enjoy automatic maintenance and loads of other optimization tools to fully revamp and revitalize your computer’s performance.


What is the best PC optimizer?

With a dozen powerful cleaning and tuning features, Avast Cleanup is one of the best PC optimizers on the market. Stop small issues from becoming big ones with Automatic Maintenance, Bloatware Removal, Disk Doctor, Browser Cleaner, and tons of additional built-in features. Free up gigabytes of space, get 30% faster speeds, and make your PC feel like new again with Avast Cleanup.

How do I clean and optimize my computer?

Once you download Avast Cleanup, cleaning up your PC is a breeze. All you have to do is open the app and click Speed up to unlock our powerful optimization features. Get rid of junk files and unneeded software, delete cookies and clear your browser history, and dial in your settings. Then, watch how much faster your PC runs.

How do I optimize my PC for gaming?

Avast Cleanup’s Sleep Mode will help you harness the full power of your machine for gaming. Just open up Sleep Mode and put all resource-draining apps to sleep with one click. This prevents apps from running in the background and removes their drain on your RAM, CPU power, and battery life — so you have more resources to devote to gaming.

System requirements

We're not demanding. All you need is Windows 11 except Mixed Reality and IoT Edition; Windows 10 except Mobile and IoT Core Edition (32 or 64-bit); Windows 8/8.1 except RT and Starter Edition (32 or 64-bit); Windows 7 SP1 or higher, any Edition (32 or 64-bit)


Windows fully compatible PC with Intel Pentium 4 / AMD Athlon 64 processor or above (must support SSE2 instructions)


256 MB RAM or above


100 MB free space on the hard disk


Internet connection to download, activate, and maintain application updates


Optimal standard screen resolution no less than 800 x 600 pixels is recommended

Windows 10 compatible

Get the most comprehensive PC optimizer with Avast Cleanup


Optimize your Apple machine with Avast Cleanup for Mac


Optimize your phone with Avast Cleanup for Android


Optimize your browsing experience with Avast Secure Browser for iOS