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to speed up Mac

What is the best cache cleaner for a Mac?

If you are a Mac user, sooner or later you may face the problem that your Mac storage is almost full. In fact, almost all Mac users face it. This it is a result of daily using a Mac. Over time, users store tons of junk files on their Macs, and regular cache cleaning is in order. This clutter contains caches, logs, mail attachments and other junk files that take up space on a Mac. In this post, you’ll find out what is cache, how to delete cache on a Mac and what is the best application among five cache cleaners for Mac.

What is Cache?

There are several kinds or cache data: User Caches, System Caches and Web Caches. Basically, these are temporary files necessary for the apps’ operations on a Mac. When you run applications, they initiate collecting files, which we call cache files, and for reuse later. These cache files are kept in the Application Cache folder. For instance, when you're using the iTunes app, it will store songs and other related data in the cache, like the album's cover and a collection of popular songs. So, cache files are kept on a Mac in order not to download the technical data every time they are needed by the application.

what is cache?

Even though cached data is usable for your Mac, it can take up much space, and over time these files may become damaged. While the cache files on your Mac can be used by the applications you use regularly, they can be removed for those apps which you run rarely or which you have already deleted but the leftovers still remain on your Mac.

How to Clear Cache on Mac?

Cache files can be removed from your Mac manually. Complete the next steps to do so:

Don't forget to empty Trash for the complete removal of cache files.

How to clear cache on Mac

Please, be careful while deleting caches files. Try to identify the caches which related to a certain application - you can easily recognize them by the applications’ names and then delete them. In case, you are worried about the consequences of cache removal, make a backup of your Mac using the Time Machine.

Alternately, we recommend you to use one of the five specially developed applications, so you can avoid unexpected errors and save your time searching for them. Read on to find out about apps and choose a new tech tool for your Mac.

1. Startup Disk Full Fixer

Startup Disk Full Fixer is an application from the Nektony company, which provides software for Mac productivity and security. You can download this application for free from the App Store. It takes up 4.2MB and supports OS X 10.13 or later. Complete the following simple steps to use this cache cleaner:

Startup Disk Full Fixer app

All cleaned items are removed to Trash, so you can overview them before removing completely. Overall, the cleaning process takes less than a minute.

Startup Disk Full Fixer removes App Cache, Logs and Remains, Web Browser Caches, iTunes Temporary Files, Mail Downloads and Xcode Junk.

2. AVG Cleaner

AVG Cleaner is an application from the AVG Technologies CZ, which focuses on online security. To improve Mac performance, they have this software which serves as a cleaner of hidden clutter. The application can be downloaded from the App Store. It takes up 16.1MB and compatible with OS X 10.8 or later.

Complete the following steps to remove cache files with AVG Cleaner:

  1. Open the application.
  2. Select the Disk Cleaner option in the main apps’ window and click to Scan Mac.
  3. Confirm the access to your Home folder.
  4. Click on the View Results button after scanning.
  5. Overview the items that could be cleaned up and tick those you want to remove.
  6. View selected items in Finder or click on the Clean button to delete them permanently.

AVG cleaner app

AVG Cleaner finds Logs, Mail Downloads, Junk files, Application caches and files in Downloads folder.

3. CCleaner

CCleaner is an application from the Piriform Software and is their flagship product. You can download CCleaner from their official website. It takes up 8.4MB and requires OS X 10.6 or higher. Complete these six steps to delete cache, using CCleaner:

CCleaner app

There are two options of the CCleaner app on the official website: free and paid. A free app allows you to clear your Mac from junk files. The paid version ($24.95) allows you to get some more features.

4. MacClean

MacClean is an application from iMobie Inc., that provides software for smartphones, computers and tablets. MacClean helps to remove junk files from Mac. This application takes up 15.3MB and suitable for OS X 10.7 or later. You can download MacClean from the official website for free with some limits or purchase it for $19.99 for a one-year subscription plan. To start clearing cache, follow the next steps:

MacClean app

MacClean provides removal of System Junk, Internet Junk, Malicious Cookie, and deletes the footprint of recently-opened apps, documents and web servers.

5. iCleanUp Pro

iCleanUp Pro is a simple application from an unknown company. Only the seller’s name is available at the App Store. It takes up 1.8MB and supports OS X 10.8 and later. You can download it for free from the App Store and be able to scan your data, but you’ll have to purchase it for $9.99 to clear junk files. Take these steps to scan and clear cache on Mac:

iCleanUp Pro app

iCleanUp Pro deletes cache, logs, mail attachments, trash and download files.

After a quick review of these five apps’ cache cleaners, let’s have a look at their advantages and disadvantages in the comparative chart.

Application Startup Disk Full Fixer AVG Cleaner CCleaner MacClean iCleanUp Pro
Size 4.2MB 16.1MB 8.4MB 15.3MB 1.8MB
Clearing cache Yes Yes Yes Yes Yes
Extra Features Clearing Logs, Mail Downloads, Web browser caches, Apps’ remains, iTunes temporary files, Xcode junk Clearing Logs, Mail Downloads, Junk files and files in Downloads Clearing system junk files, other tools Clearing system and Internet junk, has other optimization tools Clearing Logs, Mail Downloads, and files in Downloads
UI Simple Simple Not simple Not simple Simple
Support FAQ, tutorial, help by email FAQ, tutorial, help via website chat FAQ, tutorial, help by email FAQ, tutorial, help by email No
Price Free Free in-App purchase ($24.99) $19.99(yearly subscription) $9.99


As you know now, there are hidden technical processes that make your Mac work properly. As a human leaves waste every day, your Mac also carefully collects junk of its’ daily operations in cache folders (not polluting the environment). So you can freely clean up your Mac from this junk in case you would like to free up storage space. Note, that applications’ caches can be easily removed from your Mac, but please remove the caches carefully, trying not to affect the system files. However, it’s better to use an application for this.
We have reviewed five applications that cleanup apps’ caches. Considering the simple usability, user-friendly interface, features and trusted company, Startup Disk Full Fixer seems to be a useful tool for your Mac. As it was certificated by an App Store, you can trust it and be sure that this junk file cleaner will not harm your system.