Best Free Windows PC Cleaner Download Now [Win 11, 10, 8, 7]

With the best free Windows PC cleaner, you can clean up your computer easily and instantly. Apart from introducing you a best Windows PC cleaner, this passage will also show you how to use some Windows built-in tools to clean up the PC.

Posted by @Hedy July 17, 2025 Updated By @Hedy July 11, 2025

What is the best free way to clean up my computer?

No matter how big your disk capacity is, it's only a matter of time before you run out of it. When low disk space occurs, you may want to clean up your computer by deleting your junk files or temporary files to release some space. However, organizing and selecting from all of your files and programs may be a huge project, especially if you do everything manually.

Therefore, resorting to the best free Windows PC cleaner is a smart move. With a professional PC cleaner, you are able to remove obsolete and unwanted files from your computer in one go, which can save time and energy and then improve efficiency.

What is a good Windows PC cleaner?

PC Cleaner is a program that is used to optimize your computer performance. And a best Windows PC cleaner should satisfy the following requirements:

◉ It can help you clear the cache files for various programs, remove registry files, delete temporary files, clean Recycle Bin, and more.
◉ It needs to enable you to scan and clean these files completely and quickly.
◉ It should be small in size ideally, not occupying much space on your hard drive.
◉ It won't do any harm to your disk or system.

But where to find such a PC cleaner to meet your needs? The following content will show you the full guide.

Download the best free Windows PC cleaner

Luckily, AOMEI Partition Assistant for Cleanup, a free disk manager for all Windows PC users, can be seen as the best freeware PC cleaner. It not only meets all the requests from a good Windows PC cleaning program but is also qualified for other strict needs from users. When it comes to freeing up space from computers, AOMEI software is extremely excellent for its versatile solutions under different situations:

Clean Junk Files: This is the basic feature for you to remove junk files and unwanted files from your computer. It's a quick and easy way to get free space.
Delete Large Files: If there are a lot of useless large files on your disk but you have no idea how to deal with them, AOMEI software will help you find and delete them all in a fast and safe way.
Find Duplicate Files: Same files on a computer may occupy many free space. In such a case, this feature can help you find duplicate files easily and delete it in one click.

How can you get the best free Windows PC cleaner? Just click on the download button below and begin to enjoy it.

AOMEI Partition Assistant for Cleanup

Free Up Disk Space To Keep Your PC Running Smoothly and Efficiently

How to use the best free Windows PC cleaner?

Out of the passage limitation, here we'll show you how to clean up junk files from the computer. If you do follow the steps, you can certainly release some space from your disks.

Step 1. Install and launch AOMEI Partition Assistant for Cleanup. Click the "Clean Junk Files" tab.

Step 2. Click the "Scan Now" button to start the process of scanning junk files.

Step 3. After the scan process is finished. All system junk files (including recycle bin files, temporary files, log files, invalid shortcuts, and so on) and registry junk files (including DLL registry, system registry, and program registry) will be displayed.

You can also click the button behind to view the junk files details.

Step 4. And, you can click the button behind to locate the file.

By default, the program will select some junk files to clean up, for example, temporary files, log files, and so on. You can also manually check to select more or uncheck to deselect fewer listed junk files. Or, click "Select All" to select all junk files to clean up if you need to clean up all.

Step 5. After selecting junk files that are not needed anymore, you can click the "Clean Now"button to start the cleanup.

The process of the cleanup might take time, and the selected files will be cleaned up. After the process is finished, you will get a cleanup completed window displaying how many files you have cleaned and not yet cleaned.

Bonus reading: Clean up the PC via Windows built-in tools

If you don't want to download the third-party Windows PC cleaner, it doesn't matter. Using Windows built-in tools can also be the solution but it will take a longer time.

Way 1. Disk Cleanup

Type "disk cleanup" in the search box, and hit "Enter" to open the Disk Cleanup window. Select target drive and click "OK". Then tick the files you want to delete and click "OK" to confirm the operation.

Way 2. Storage Sense

Click the "Start" button, select "Settings" > "System" > "Storage" and toggle the "Storage Sense" button to "On" or select "Configure Storage Sense or run it now" > "Clean now" to clean up unused files at once.

Way 3. Delete temporary files

Go to "Settings" > "System" > "Storage" > "Temporary files" and click on "Remove files" to delete Temporary files on your computer.

Conclusion

In this article, we've introduced you the best free Windows PC cleaner named AOMEI Partition Assistant for Cleanup, which is compatible with Windows 11/10/8/7 and Servers. Although Windows built-in tools can also clean up computers, it's less effective than AOMEI software as we have displayed above.