Here are some general tips to keep your Mac's hard drive trim and slim as possible. You should never, EVER let a conputer hard drive get completely full, EVER! With Macs and OS X, you shouldn't let the hard drive get below 15 GBs or less of free data space. If it does, it's time for some hard drive housecleaning. Easy and Free tutorial on how to free up your Mac's hard drive. Simple download and you're done! Download it here:.

Summary: Still worry about your insufficient Mac storage? Want to speed up Mac but don't know how? Get the 6 free Mac cleaners to clear disk space, clean junk or duplicate files to free up your Mac.

Free Mac Clean Up Tool

• Easy and Free tutorial on how to free up your Mac's hard drive. Simple download and you're done! Download it here:.
• Hard Drive Cleaner free download - Duplicate Cleaner, Hard Drive Inspector Professional, Erase Your Hard Drive, and many more programs.
• Hard Drive Cleaner free download - Duplicate Cleaner, Hard Drive Inspector Professional, Erase Your Hard Drive, and many more programs.

Many of us know exactly how to clean Windows computer or Android phone, but when it comes to cleaning Mac, few people know about it. Many Apple users think that, there is no need to clean Mac.

However, with more and more junk files occupying your Mac storage, your Mac will slow down and offer a bad performance. You have to rely on some Mac cleaner software to remove all useless data.

Best Free Mac Cleaners

With so many Mac cleaner tools offered on the market, which one you should use? Do you know how to choose a great Mac cleaner? We have tested more than 20 Mac cleaners and select the 6 best ones for you to choose from. You can pick your preferred Free Mac cleaner to speed up your Mac easily and quickly.

No.1 Free Mac cleaner: CCleaner - Free junk file cleaner

CCleaner is one free and top Mac cleaner to delete cookies, search history, temporary files and junk files from Mac. The specific functions are below:

1. Find and remove useless/junk files with the click of a button so your Mac can run faster. Speed up boot times with easy management of Startup items.

2. Clear up your recycle bin, temporary files and folders, broken permissions and others. If you want to remove installed programs, just click one button.

3. Erase your browser search history and cookies so you can browse any Internet confidentially and your identity remains anonymous.

No.2 Free Mac cleaner: Disk Inventory X – Free disk cleaner for Mac

Disk Inventory X is one disk cleaning software and disk usage utility for Mac. With this free Mac cleaner, you can know where your disk space has gone and clean it safely. Just see more about Disk Inventory X.

1. Disk Inventory X shows the sizes of files and folders in a special graphical way.

2. With this Mac cleaner, you can see different files marked with different colors, to help you easily find what you want to delete.

No.3 Free Mac cleaner: AVG Cleaner – Free hidden clutter cleaner

AVG Cleaner is one free Mac cleaner to clean hidden clutter and forgotten duplicates. You can see the detailed information below:

1. Clear more hidden garbage, log, download history and trash bin for freeing up more space on your Mac.

2. Search more duplicate files, including images, music, videos and folders.

3. Created for Mac and easy to use.

4. There is an anti-virus software called AVG AntiVirus for Mac, you can use it to protect Macs on your and your families.

No.4 Free Mac cleaner: OmniDiskSweeper - Free hard drive cleaner

OmniDiskSweeper is one free Mac cleaner to find and delete big files that taking up hard drive space and also it can help you recover lost disk space.

1. OmniDiskSweeper helps you sort every file on your Mac by size and you can identify the biggest file to delete it.

2. After deleting, remaining space and folders are recalculated.

No.5 Free Mac cleaner: Dr. Cleaner – Free memory, disk, system cleaner

Dr. Cleaner is one free Mac cleaning app to offer Memory Optimization, Disk Cleaning and System Monitoring to keep your Mac optimized for the best performance.

Mac System Cleaner

1. Smart and accurate selection for duplicates scan and remove on Mac with OS X 10.6.6 or later.

2. Scanned big files and junk files will be deleted easily from your Mac.

3. You can easily view real-time network usage and CPU usage in the Menu bar.

No.6 Free Mac cleaner: Disk Drill

Disk Drill is one very popular free Mac cleaner app. Actually, it is a professional data recovery tool for Mac, which carries some disk cleaning functions. It has the capability to analyze Mac storage space, locate unused, large, and duplicate files and so on. In this way, it enables you to free up your Mac storage effortlessly.

1. Monitor the health of your Mac storage and offer timely alerts.

2. Find and remove duplicate files in multiple locations on Mac.

3. Analyze disk space, locate unused files and space hogs, free up storage.

Professional Mac cleaner recommendation:

With the best 6 Mac cleaner apps above, you can handily remove some junk files and optimize your Mac performance. But some of them only offer trial features. Here you are recommended to directly choose the professional Mac cleaner below:

• Scan and delete junk files including cache data and logs, email attachments, unwanted iTunes backup and app localization.
• Delete large and old documents and selectively remove worthless files.
• Clean duplicated files or folders on Mac.
• Uninstall apps and clean associated files safely.
• Monitor Mac system in disk utilization, battery status, memory performance and CPU usage.
• Compatible with iMac, Mac Pro, MacBook (Air/Pro) in the latest macOS Monterey.

FAQs of Free Mac Cleaner

How do I clean and optimize my Mac?

Download and install Aiseesoft Mac Cleaner. Click Cleaner and you can clean up your Mac by cleaning system junk, iPhoto junk, email junk, similar photos, iTunes junk, trash bin, large & old files and more.

Why is my Mac so slow?

The reason that why is your Mac so slow may includes there is no enough hard drive or RAM on Mac. Or there is too many startup items or icon clutter on desktop. Perhaps your macOS is outdated and you should update it.

Does Catalina slow down your Mac?

No. Catalina won’t slow down an old Mac. You can check to make sure if your Mac is compatible with macOS Catalina.

By now, 6 free Mac cleaners have been shared here. You can choose your preferred Mac cleaner according to your need. Please share it in comment if you have any better Mac cleaner recommendation. Check ere if you want to speed up your slow iPhone.

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December 29, 2020 17:50 / Updated by Louisa White to Mac Cleanup

Summary :

This post lists top 10 free hard drive data wipe software for Windows 10/8/7/Vista/XP. If you want to completely erase all data on hard disk, SSD, external hard drive, USB, etc. on Windows 10/8/7/Vista/XP PC, so as to prevent private data from leaking, you can check the tutorial below.

Brief Introduction of Data Wiping and Deleting

Deleting all the data on your hard drive doesn’t mean the data is no longer existed. They are still located on the hard drive. It just deletes the reference of the data in the allocation table and you can’t find it.

By using some data recovery software, you can recover the deleted data and files. Even if you overwrite some new data to the hard drive, some data may still be able to be recovered if the new data doesn’t occupy the entire cluster space of the old data. Some data may be retrievable from slack space.

If you want to completely wipe hard drive and make the data gone forever and unrecoverable, you can use the hard drive wipe software to remove the data on hard disk permanently.

There are some circumstances you may seek for a piece of free hard drive wipe software. For instance, if you’d like to change a new computer and sell the old one, you may think of completely wiping the whole hard drive of the old computer in case your personal data are wrongly used by other people. Still, before you dispose your old external hard drives or USB flash drives, you may also recur to free hard drive eraser software to erase data on them.

This post lists top 10 hard drive data wiping software for Windows 10/8/7/Vista/XP to let you wipe PC hard disk drive, SSD, external hard drive, USB, etc. Therefore, you can keep your privacy safe.

Top 10 Hard Drive/Disk Data Wipe/Erase Software for Windows 10/8/7/Vista/XP

#1 MiniTool Partition Wizard

MiniTool Partition Wizard is an all-in-one disk partition manager. It combines many powerful functions into one tool, e.g. wipe disk/partition/volume, create/resize/extend/format drive partition, recover data/partition, clone disk, migrate OS to SSD/HD, convert disk, and more.

It allows you to manage your computer hard disk (basic or dynamic), SSD, external hard drive, USB flash drive, thumb drive, SD card, hardware RAID, etc. from every aspect.

You can utilize this free hard drive wipe software for Windows 10/8/7 to completely erase all data on PC hard drive, external hard drive, USB, etc. just in a few clicks. Check the 4 simple steps below.

How to completely wipe hard drive/disk data in Windows 10/8/7/Vista/XP PC

Firstly, download and install this 100% clean and free disk wipe software – MiniTool Partition Wizard – on Windows 10/8/7, etc.

Step 1. Launch the free disk wipe software

You can double click MiniTool Partition Wizard icon on computer screen to run this program. And this software will auto load all drives in your computer.

Step 2. Choose Wipe Disk option

Click the target disk which needs data wiping, and click Clean Disk – Wipe Disk from the left action panel. Or you can right-click the target disk and choose Wipe Disk.

Step 3. Select hard drive wiping method

In the popup window, this free hard drive wipe software offers 5 kinds of disk erasing methods. You can choose one based on your own need. The longer time it takes, the hard drive data will be cleaned more thoroughly.

Step 4. Start wiping all data from PC drive

You can now preview this disk, it becomes all unallocated now. At last, you should hit Apply button on the top-left of this program to carry out the pending operations.

This hard drive data eraser software will start to wipe all data from Windows 10/8/7/Vista/XP hard drive now. And the wiped data cannot be recovered by any data recovery programs any more. Your private data is safe.

How to wipe external hard drive, USB drive permanently in Windows (10)

Step 1. Connect the external hard drive, USB flash drive or SD card to your Windows (10) computer. And launch MiniTool Partition Wizard.

If you don’t find the target external drive you want to erase data from, you can click General > Reload Disk to check again. (Related: External Hard Drive Not Showing Up Fixed)

Step 2. Select the connected external drive and click Wipe Disk option.

Then follow the same 3, 4 step above to completely erase external hard drives in Windows 10/8/7.

Key features of MiniTool Partition Wizard Pro Ultimate:

• Wipe computer/external drive: Support advanced data wiping algorithms. You can use it to wipe whole disk, or wipe separate partitions. It supports all popular file systems.
• Data recovery: Recover selected data or files from local drive, externa hard drive, USB, SD card, lost partition, unallocated space, etc.
• Manage basic disk: Migrate OS to new HD or SSD, recover lost partition, delete all partitions, copy/clone disk drives, rebuild MBR, disk surface test, etc.
• Manage dynamic disk: Wipe/format/create/delete/resize/move/copy volume, change volume cluster size, letter, label, etc.
• Convert hard disk: Convert GPT disk to MBR disk, convert FAT to NTFS or in reverse, convert dynamic disk to basic disk, initialize to MBR/GPT disk, etc.
• Manage hard drive partition: Wipe/format/resize/extend/create/delete/merge/split/move partition, change drive letter, partition label, cluster size, serial number, type ID, etc.
• Bootable media builder: You can create bootable media with it and use the bootable version to wipe hard drive data without losing operating system. And fix computer unbootable issue.
• Space analyzer: Scan and analyze hard disk space and freely delete space-consuming files or folders.
• Disk benchmark:Test hard drive read and write speed and its performance.

#2 DBAN

Another popular free and open source hard drive data wipe software is DBAN. Darik's Boot and Nuke (DBAN) is designed for completely wiping the entire drive permanently. You can choose different wiping ways to erase data from various kinds of drives in Window 10/8/7. It also supports several advanced algorithms like DoD 5220.22-M, random data.

However, you need to burn the ISO image of this software to a USB or DVD/CD with a DVD burning software, and then run it from external hard drive when restarting Windows.

#3 Disk Wipe

Disk Wipe is also a top data removal tool. Unlike MiniTool Partition Wizard Pro Ultimate or DBAN which allows you to create a bootable CD/DVD, so that you can use them to wipe personal hard drive data without operating system.

Disk Wipe is a windows app, so you can only run this tool in the existing Windows operating system. You cannot use it to wipe hard drive which runs the current operating system. But you can use it to erase internal drive or SSD, external hard drives.

#4 KillDisk

It is also a top free hard drive wipe tool for Window 10/8/7. It has free version and advanced version. Its free version only has one type of hard drive erasing solution, namely, erase hard drive with one pass zeros. If you want to try other ways to wipe hard drive, you need to pay for the professional version.

#5 CCleaner

This cool Windows (10) PC wipe tool also allows you to wipe computer or external drives. You can use it to wipe data from free space on hard drive or wipe the entire drive. Advanced version also needs to pay.

#6 PCDiskEraser

This free disk wiping software enables you to permanently erase all data in the hard drive. It also uses some professional data erasing standards like U.S. Department of Defense 5220.22. The downside of this tool is that it is also downloaded as an ISO file, and you need to burn it to a disk or USB before you can use it.

#7 CBL Data Shredder

You can either use this hard drive wipe freeware in Windows 10/8/7 to wipe external hard drive clean, or boot from it via USB or CD/DVD to erase computer hard drive with OS.

Aside from the provided data sanitization methods, you are also allowed to create custom erasure method.

#8 Eraser

This free hard drive data destruction software provides 10 popular data erasure solutions for your choice.

This handy tool also only runs within Windows, so you can’t use it to wipe computer hard drive which runs the OS. It is compatible with Windows XP-10.

#9 Super File Shredder

This free disk wipe software enables you to drag and drop the hard drive into the program, and then choose one data wiping way to completely destruct the data. This file shredding tool supports traditional hard drives, solid state drives, and can work on Windows 10/8/7.

#10 WipeDisk

This hard drive erasure software offers you several data wipe solutions: DoD 5220.22-M, Gutmann, Random Data, Write Zero, etc. You can freely choose to wipe data from free space or all files in the hard drive with this top file eraser. Windows 10 is supported.

Other Free Ways to Wipe Windows 10/8/7 PC Hard Drive

Some of you may think of using Windows own free disk manager Diskpart Utility, Disk Manager to try to erase the entire hard drive.

You can open Windows Disk Manager by pressing Windows and R keys on the keyboard at the same time, and then input diskmgmt.msc. In the Disk Manager window, right-click the disk you’d like to wipe clean and click Format. You can also use Windows Diskpart tool to clean all data on selected hard drive.

However, formatting or cleaning up disk doesn’t mean wiping data for good. You can check below the differences between formatting and wiping a hard drive.

What’s the Difference between Formatting and Wiping a Hard Drive?

The first and most importance difference of formatting and wiping a hard drive is: the data in the formatted hard drive can be recovered with some file recovery software, while data in the erased hard drive can’t be restored.

Disk formatting:

Formatting a hard drive is the process of initializing the hard drive, SSD, USB drive. The formatting process often include: low-level formatting (basic medium preparation), partitioning (make the storage device visible to OS), and high-level formatting (generate a new file system). Formatting a drive generally leaves all data on the disk, and you can use some data recovery tools to get the data back if the drive is not overwritten. If you want to avoid the recovery of your private sensitive data, you can use one of top 10 free hard drive data wipe software to permanently erase the data.

Disk wipe:

Also known as data erasure or data sanitization technique. It is the real permanent data removal process and it’s impossible to retrieve data from a wiped disk. Data wiping aims to completely destroy all data from the hard drive or other storage devices. It uses zeros and ones to overwrite data to fill into all hard disk sectors. Through this overwriting, the old data on the hard drive is unrecoverable any more. Most of the hard drive wiping software listed above allows you to select a specific wiping standard based on your own needs, and lets you remove all data from the device.

How to Destroy a Hard Drive

If you think the completely hard drive data wiping is not enough, and you still worry about your privacy, then you may turn to the last draw: destroy the old hard drive permanently with professional hard drive destruction tools before disposing it.

You may try these hard drive destroy solutions: destroy the magnetic platter inside, use screwdriver to remove and destroy most parts of the hard disk, or use a hammer to totally destroy the hard drive.

How to Clean Hard Drive with Best Free Hard Drive Cleaner

If your hard drive is running out of space, and you only want to free up some space, then wiping the hard drive is not your choice.

A professional hard drive space analyzer and cleaner would help. MiniTool Partition Wizard new function – Space Analyzer – helps you easily scan the disk or specific partition to figure out which files occupy most space and allows you to directly delete unneeded large files. You can also use it to easily extend the C drive.

Check the related guides:

How to Recover Data from Hard Disk, External Hard Drive, USB, etc.

Once you wipe the hard drive with professional hard drive data eraser, the hard drive will leave no traces of the old data.

However, if you mistakenly delete some files and empty the Recycle Bin or format the drive, you can easily recover the deleted or lost data with MiniTool Partition Wizard Pro Ultimate.

This program equips two hard drive data recovery functions: data recovery, partition recovery. Here we’ll introduce how to recover deleted or lost data from computer hard drive, SSD, external hard drive, USB stick, etc.

Get MiniTool Partition Wizard Pro Ultimate below and install it on your Windows 10/8/7 computer. If you’d like to recover files from external drives, you need to connect it with your computer first.

Step 1. Launch this best data recovery software, and click Data Recovery function in the toolbar.

Step 2. Choose which device you’d like to recover files from. And click Scan. Optionally you can click Settings to choose to scan specific types of files.

Step 3. This software will begin scanning the chosen hard drive or partition, and display the recovered files in the plate.

Step 4. Find the files you need and click Save icon to store them to a new drive.

Conclusion

By browsing the top 10 free hard drive data wipe software, hope you find your desired way to completely erase the entire Windows (10) computer hard drive, SSD, external hard drive, USB/thumb drive, SD card, etc.

Need to mention that the all-in-one disk wipe software for Windows 10/8/7 – MiniTool Partition Wizard Pro Ultimate – is also an easy-to-use data recovery program. You can also use it recover deleted/lost data or partitions with ease.

If you still have questions about how to completely destroy data in hard drive for protecting privacy, or have other suggestions about MiniTool software, please visit Help or FAQ page or contact [email protected].