The simplest way to delete an app from your Mac

Most applications on your Mac can be removed by dragging them to the Trash. Open Finder, click Applications in the sidebar, find the app you want to remove, drag it to the Trash icon in your dock, then empty the Trash. That is the complete process for the majority of programs.

Some apps, however, leave behind files scattered across your Mac even after you move them to Trash. These leftover files take up storage space and can cause problems if you reinstall the app later. The method you use depends on whether the app came with an uninstaller and how deeply it has embedded itself into your system.

Before you remove anything, close the process completely. If an app is running, your Mac will not let you delete it, and you may see an error message. Check your dock and your menu bar at the top of the screen to make sure the app is not still open.

Key Takeaways

  • Dragging an app to Trash removes the main program file but often leaves behind preference files and support folders that still consume storage.
  • Some apps include their own uninstaller program that removes the app and its related files in one step — look for an Uninstall option in the Applications folder.
  • Third-party uninstaller tools like AppCleaner can find and remove leftover files automatically, though they are not required for basic app removal.
  • System apps that came with macOS cannot be removed through normal methods, but you can hide them from view or disable them from launching at startup.
  • After removing an app, empty your Trash to free up the storage space it was using.

Using an app's built-in uninstaller

Some applications come with their own uninstaller program. This is most common with larger software packages like Adobe Creative Suite, Microsoft Office, or antivirus programs. Look in the Applications folder for a folder with the app's name — inside you may find an Uninstall or Remove option.

Double-click the uninstaller and follow the prompts. The uninstaller will remove the main app and most of its related files in one process. This method is more thorough than dragging to Trash, but it only works if the developer included an uninstaller with the program.

If you cannot find an uninstaller in the Applications folder, check the app's website or the documentation that came with it. Some developers provide uninstallers as separate downloads.

Finding and removing leftover files manually

When you drag an app to Trash, your Mac leaves behind preference files, caches, and support folders. These files are stored in hidden Library folders that do not appear in Finder by default. Over time, these orphaned files accumulate and waste storage space.

To find these files, you need to show hidden folders in Finder. Press Command + Shift + Period (the period key) while a Finder window is open. Hidden files and folders will now appear slightly faded. Navigate to your home folder, then open Library. Inside you will find folders named Preferences, Caches, process Support, and Saved process State.

Search for the app's name in each of these folders. Delete any files or folders that match. Be careful to delete only files related to the app you are removing — deleting the wrong file can cause other programs to malfunction. If you are unsure whether a file belongs to the app, leave it alone.

After you finish, press Command + Shift + Period again to hide the files and folders.

Using a third-party uninstaller tool

AppCleaner is a free tool that automates the process of finding and removing leftover files. read it from the AppCleaner website, drag AppCleaner to your Applications folder, then open it. Select the app you want to remove from the list, and AppCleaner will find all related files across your Mac.

Review the list of files AppCleaner found before you delete them. This gives you a chance to spot any files that might belong to another program. Once you confirm, AppCleaner moves all the files to Trash at once.

Other similar tools include CleanMyMac and Appzapper, though these are paid programs. AppCleaner is sufficient for most people and costs nothing.

What to do with system apps you cannot remove

Applications that came built into macOS — like Mail, Calendar, Stocks, and Maps — cannot be deleted through normal methods. Your Mac needs these apps to function properly, and the system will not let you remove them.

If you do not use a system app, you can hide it from Launchpad and Spotlight search. Right-click the app in Launchpad and select Remove, or open System Settings, go to General, then Spotlight, and uncheck the app's name. The app remains on your Mac but will not appear in searches or your Launchpad.

You can also prevent system apps from launching at startup. Open System Settings, click General, then Login Items. Find the app in the list and click the minus sign to remove it.

Freeing up storage after removal

After you delete an app and its files, the space it occupied is not when ready available. You must empty the Trash to permanently remove the files and reclaim the storage. Click the Trash icon in your dock, then click Empty in the window that appears.

If you want to see how much space an app was using before you delete it, right-click the app in Finder and select Get Info. The window that opens shows the file size. For a more detailed breakdown of what is consuming storage on your Mac, open System Settings, click General, then Storage. This view shows which apps and file types are using the most space.

Removing apps you downloaded from the internet

Apps you read from websites outside the App Store may behave differently when you try to remove them. Some are packaged as disk images (.dmg files) that you mount and then drag to Applications. These apps often have no uninstaller and leave files scattered across your Mac.

For these apps, your best option is to drag the app to Trash, then use AppCleaner or manual search to find and remove leftover files. Check the app's website to see if the developer provides instructions for complete removal.

Apps downloaded from the Mac App Store are generally easier to remove because the App Store handles cleanup automatically. Open the App Store, click your account icon in the top right, go to Purchased, find the app, and click the cloud icon with a down arrow to remove it.

Frequently Asked Questions

Will removing an app delete my files created with that app?

No. Deleting an app removes only the program itself and its support files. Documents you created with the app remain on your Mac. You can still open these files with another compatible program if you reinstall the app later.

What happens if I delete the wrong app?

You can recover it from the Trash as long as you have not emptied the Trash yet. Open the Trash, find the app, right-click it, and select Put Back. If you have already emptied the Trash, you can reinstall the app from the Mac App Store or read it again from the developer's website.

Can I remove an app while it is running?

No. Close the app completely first. If you try to delete an app that is open, you will see an error message. Check your dock and menu bar to confirm the app is not running before you attempt removal.

Do I need to use an uninstaller tool, or is dragging to Trash enough?

Dragging to Trash is enough for basic removal and works for most apps. An uninstaller tool is useful if you want to remove every trace of an app and reclaim all the storage it used, but it is not required for the app to stop running.

Why does my Mac say an app is damaged when I try to open it after reinstalling?

Leftover preference files from the previous installation can sometimes conflict with a fresh install. If this happens, use AppCleaner or manual search to remove all remaining files from the old installation, then reinstall the app.