• Chat online with a Technical Support Engineer to get help. All fields are required unless stated.
• Some Mac users may want to clear caches and clean out temporary files from Mac OS. Caches and temporary files can include things like web browser cache and history, messaging cache, app specific temp files and caches, partially completed downloads, and much more.

• Cleaner One Lite Machine
• Cleaner One Lite For Mac
• Cleaner One For Mac

Optimize your Mac with Cleaner One Lite!

But what's been happening of late with these uninvited guests at our browsing parties is a little different. Instead of relatively harmless ads, we're seeing a hard sell by advertisers that uses fear, uncertainty, and doubt to scare users, strongly suggesting that their unprotected Mac is at risk of a virus, or might-horror of horrors-already have one.

Cleaner One Lite is all in one Mac Clean Master that offers Disk Clean and more to clean your Mac. It is easy and quick to use, with an intuitive user interface.

Cleaner One Pro for Mac Now Available!

Essential System Care and Optimization.
Faster. Stronger. Smarter.

Key Features

Menu Bar
Memory Clean
System Status Monitoring
Junk File Cleaning
Big Files
Duplicate Files
Disk Map
Similar Photos
Start-up Manager
App Manager
File Shredder
Security	Sandbox
Download Cleaner One Lite	Download Cleaner One Pro

Get Cleaner One Lite for Windows

FAQs

Expand AllWhat is the scope of Cleaner One Lite scan?

Currently, Cleaner One Lite scan supports User Home Folder only which is located in /Users/[your user name].

Since Cleaner One Lite is a sandbox App in Mac App Store, you need to grant permission to access the User Home Folder.

What languages does Cleaner One Lite support?

Cleaner One Lite supports multi-languages including:

• English

• French

• Korean

• Italian

• German

• Dutch

• Spanish

• Simple Chinese

• Traditional Chinese

Cleaner One Lite team officially launches volunteer program of multi-language translation. Thanks to the following volunteers who helped translate non-English language:

• Thanks to Gérard Alunni who helped us translate French.

• Thanks to Peter B. who helped us translate German.

You are welcome to join our volunteer program of multi-language translation. Your help will be highly appreciated. We shall add you into the designer list of Cleaner One Lite in Mac App Store.

What is the Smart Uninstaller feature of Cleaner One Lite?

Cleaner One Lite has a smart uninstaller which allows the user to delete leftovers of an app more thoroughly right after the user moves it to Trash.

To use this feature, do the following:

1. Move the application you want to uninstall to the Trash. A pop-up window will appear asking to delete the leftover files.
2. Click Deeply Uninstall.
3. It will display the saved disk space. Click OK.

How do I delete big files to free up disk space?

Find and delete big files on your Mac to free disk space. Do the following:

1. Open Cleaner One Lite in Applications.
2. Select Big Files, then click Scan. Wait for the scan to finish.
3. A screen with the list of all the big files over 10MBs will appear by file size.
   • You can sort the big files by Date or Kind.
   • Click the magnifying glass icon to find the file on your Mac, and you can also click the lock icon to add the file to the White List.
4. Check the checkboxes of the big files you wish to delete, then click Next.
5. Choose between Remove To Trash or Delete Permanently, then click Remove.
6. A warning message will appear. Read the message, then click Yes.
7. Wait for the files to be removed, then click Done.

Why can't I delete some files in the Trash?

Some files or folders may be locked. Since Cleaner One Lite is a sand-box app in the Mac App Store, Cleaner One Lite does not have permission to access locked files or folders.

• If a folder is locked, Cleaner One Lite will not list the folder and will not delete it.
• If a folder is unlocked, unlocked files in the folder can be deleted, but locked files cannot be deleted.

How to use the Disk Map feature?

Using Cleaner One Lite's Disk Map feature, you can manage all the files on your disk using a visual map. To use the feature, do the following:

1. Open Cleaner One Lite in Applications.
2. Select Disk Map, then click Select folder.
3. Select the folder that you want to map, then click Open. It will show the list of subsfolders and the used space.

   You can double-click the folders to browse or check the files.

4. Select the folders or files you want to delete, then click Remove.
5. Choose between Remove To Trash or Delete Permanently, then click Proceed.

How do I clean my Mac using the Disk Clean feature?

To use the Deep Disk Clean feature, do the following:

Cleaner One Lite Machine

1. Open Cleaner One Lite in Applications.
2. Select Junk Files, then click Scan.
3. The window will display all the junk file categories and by default, it only cleans Application Caches and Application Logs. Select other items that you want to clean, then click Remove.
4. Wait for your Mac to be cleaned.

Cleaner One Lite For Mac

Why do I need Internet Connection to use Cleaner One Lite?

Cleaner One Lite requires an internet connection. It uses an Internet connection for downloading and installing the program online, receiving updates, and sending Trend Micro URL/web queries and logs to Support.

What are the system requirements for my Mac?

Requirements	Description
Operating Systems	MacOS 10.12 (Sierra) and higher
Disk Space	1.5 GB of available hard disk space
Memory	2GB
Other	3G/4G (LTE) | Wi-Fi Internet Connection

What is the difference between Cleaner One Lite and Cleaner One Pro?

The Lite version offers Junk Files Cleaner, Big Files Scanner, and Disk Map.

The Pro version offers additional features including Advanced Memory/CPU/Network monitoring, Duplicate Finder, Similar Photo Scanner, Start-up Manager, App Manager, and File Shredder.

Cleaner One For Mac

Need Additional Help?

For inquiries and concerns, you may reach us by sending an email to mac_support@trendmicro.com.