What is MacShiny

MacShiny is a fake Mac optimization program, that is promoted via phishing landing pages, claiming it will fix MacOS issues. After infiltration, MacShiny performs a PC scan and finds nonexistent or inessential issues on the Mac computer, presenting these problems like “critical”. Another trick is waiting for you in subscription payment. It is stated that the monthly fee is $1.99, however, it goes up to $49.99 from the second month. There are many complaints from our readers, that MacShiny slows down Mac performance. When users try to uninstall it, the system says the application is running. Therefore, we created this tutorial, that will assist you to remove MacShiny and all residual data.


How MacShiny infected your Mac

MacShiny spreads via pop-ups and redirects on Safari or Google Chrome. Ads offer software download for Mac optimization, virus removal, system cleanup. As a result, MacShiny is offered and users intentionally or unintentionally install the rogue applications. Perform the instructions below and use the following utilities to remove MacShiny.

Download MacShiny Removal Tool for Mac

Download CleanMyMac

To remove MacShiny completely we recommend you to use CleanMyMac. It can help you remove files, folders, and registry keys of MacShiny and uninstall hijackers, toolbars, and unwanted add-ons from the Safari browser.

Alternative Remover

Download Malwarebytes for Mac

To remove MacShiny you can also use famous Malwarebytes Anti-Malware for Mac, which is able to prevent infection with such programs and eliminate MacShiny and its residual files, folders from Mac OS libraries.

Download AdGuard for Mac to block malicious pop-ups, that promote MacShiny

AdGuard is the best ad-blocker, internet filtering, and internet security application for MacOS. It can cut out unwanted banners from site pages, block pop-ups, stop redirects and prevent users from visiting potentially dangerous resources. Use it to stop ads promoting MacShiny in browsers.

adguard for mac

Download AdGuard for Mac

Remove MacShiny manually for free

Note: MacShiny sets up to start on Mac OS startup. Therefore, before starting removal, perform these steps:

  1. Open System Preferences, choose Users & Groups.
  2. Choose your account (set up as Current User).
  3. Click Login Items tab.
  4. Find “MacShiny” entry. Select it, and click the “-“ (minus) button to remove it.

Note 2: MacShiny won’t quit just by closing it, therefor use Force Quit to end the process.

  1. Press 3 buttons at the same time: Option, Command, and Esc (Escape). This is similar to Control-Alt-Delete on a Windows PC.
  2. Choose MacShiny in the list.
  3. Click Force Quit button.

MacShiny force quit

Here is a manual step-by-step tutorial for full MacShiny removal from your computer. This works 99% and was checked with the latest versions of MacShiny installer on operating systems with the latest updates and browser versions.

Remove MacShiny from Applications

Remove MacShiny from Mac:

  1. In the Finder sidebar, click Applications.
  2. MacShiny might have an Uninstaller. If you see Uninstall MacShiny or MacShiny Uninstaller, double-click it and follow the onscreen instructions.
  3. Otherwise, drag MacShiny from the Applications folder to the Trash (located at the end of the Dock).
  4. Then choose Finder > Empty Trash.

Cannot uninstall MacShiny

If you can’t uninstall MacShiny using instructions above, or it keeps coming back, you can use free AppCleaner for Mac to remove all residual data and libraries of MacShiny. Follow instructions below:

  1. Download free AppCleaner.
  2. Drag MacShiny from Applications folder to AppCleaner window.
  3. Choose files and folders you want to remove along with MacShiny.
  4. Click Delete button.

Remove MacShiny add-on from your browsers

Removing MacShiny from Applications often does not bring the desired effect. It is a browser extension and it may still be active in Google Chrome and Mozilla Firefox. Here are instructions on how to remove the MacShiny extension from your browsers manually.


  1. Start Safari on your Mac, click Safari to open drop-down menu and choose Preferences
  2. Click Extensions tab.
  3. Find MacShiny extension.
  4. Click Uninstall button to remove it.

Google Chrome:

  1. Start Google Chrome browser
  2. In address box type (or copy-paste) chrome://extensions/.
  3. Find MacShiny extension.
  4. Click the trash can icon to remove it.

Mozilla Firefox:

  1. Start Mozilla Firefox browser.
  2. In address box type (or copy-paste) about:addons.
  3. Choose MacShiny extension.
  4. Click Disable or Remove button.

Remove following files and folders of MacShiny

~/Library/Application Support/MacShiny/

How to protect Mac OSX from adware like MacShiny

bitdefender for mac Mac OSX is known to be one of the safest operating systems, and for a long time there was no need for antivirus products for Mac. But with the growing popularity of Mac computers and notebooks and evolving technology, viruses, trojans, adware, toolbars, hijackers, and other malware paved the way to Mac users. We recommend you to use the most advanced antivirus for Mac available – BitDefender Antivirus.

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