FAQ – App Cleaner & Uninstaller

Why do I need App Cleaner, when I can just trash apps?

When you delete apps by just simply dragging them to the Trash some service and temporary files still remain on a Mac and take up much disk space. App Cleaner allows to uninstall apps with all cache files and even delete remains.

What are service files?

When applications run, they create files with the information about app preferences, logs, error reports and other supporting data. After you delete the app, no more these files are needed. More about Remove Service Files.

What are extensions?

Extensions are system files that extend the system’s or app’s functionality. Extensions allow users to add features.

Is it safe to remove apps for macOS performance?

Uninstalling apps with App Cleaner does not influence on system operating. App Cleaner finds and deletes service files, associated with the application, you want to uninstall only.

Is it safe to remove extensions?

When you remove User Extensions, it resets the system to default state. However, you have to be careful with Core Extensions because removal of them may harm your system.

What are Launch Agents?

Launch Agents are configuration files that control the automatic launching of each application. Many apps provide special agents that run when the system starts and work in the background. For example, Dropbox is opened at Login and works in the background to synchronize files in the cloud store with a Mac.

What are login items?

When you start your Mac, some programs and apps launch automatically. These services are login items.

What are installations?

Installations are disk image (DMG), package (PKG) files or files downloaded from iTunes for iOS, used for delivering software for installation or updating.

What are screen savers?

Screen savers are animation or image files that, after a set time, activate and replace an unchanging computer display. These files are stored in the hidden Library folder.

What are Remains?

Remains are service files left on a Mac even after the app has been removed (it happens when you delete an app by simply putting it to the Trash). More about Remove Remains.

Does App Cleaner have any usage restrictions on apps?

App Cleaner is not allowed to remove apps from Apple, due to security reasons. In such way Apple prevents damaging the system integrity and performance, as deleting of some apps, for instance, Terminal app, is not desirable.

What does Trash monitoring mean?

App Cleaner checks removed application for a complete cleanup. When an application is deleted in a regular way App Cleaner reminds you to get rid of its service files and related items. To enable this function go to Menu → Preferences and tick this function.

What does a light bulb button, which appears sometimes in the left corner, show?

The button shows uninstallation recommendations.

Can I recover the files, removed with App Cleaner & Uninstaller?

Since the version 4.7, by default App Cleaner & Uninstaller removes the apps and their service files to the Trash, so that you can recover them the deleted files. Please, make sure, this option is enabled in the Preferences → the Remove tab.

What is Large & Old function used for?

When you need to clean up a disk in a fast way (by deleting of unnecessary applications), it is rational to delete the largest applications at first. Use Large & Old as a fast algorithm to view and uninstall large and unused apps.

Can I exclude specific applications from being scanned?

Yes, App Cleaner provides such a possibility. Go to Menu → Preferences → Skip List tab. Add to the list all needed exclusions, for instance, applications that shouldn’t be showed for a deletion. More details

Can I use App Cleaner to remove an application from another system?

No. App Cleaner removes the application from the active OS X operating system only. It doesn’t uninstall applications on other hard drives.

Can I uninstall Mac system apps with App Cleaner?

App Cleaner doesn’t allow you to uninstall system apps, such as Mail, System Preferences, App Store and others. Removing system apps is prohibited by Apple, as it can damage the system. Nektony follows Mac App Store rules, does not collect data for system apps and doesn’t allow you to cleanup or remove them.

Can I uninstall apps that are outside the Application folder?

By default, App Cleaner scans only the Application folder and shows the list of apps stored there. You can either delete the apps from the list provided under the Applications tab in App Cleaner or use the menu bar and go to File → Uninstall Application… where you can point directly to the apps that you need removed. Furthermore, for apps outside the Application folder, you can specify the path to the program and App Cleaner will find all its service files. For that, do the following: after the scan is completed go to Menu Bar → File → Reset Application… and select the needed app from any folder in Finder. In the list of scanned apps, you will see the chosen program. If you are not able to find and uninstall the app you need with any of the methods above, you can use the Drag & Drop feature and App Cleaner will automatically pull together all of the service-related files along with the core app for erasure.

How to change the language of App Cleaner?

App Cleaner supports English, German, French, Spanish, Russian, Japanese, Chinese. The application uses the preferred language you set up for your system. To change the language go to System Preferences → Language & Region → in the list of Prefered Languages drag the required language in first place. Then restart App Cleaner. More details.

How to activate the license key for App Cleaner & Uninstaller?

In the Menu Bar click on App Cleaner & Uninstaller → select License info…→ copy and paste your key in the key field and click the Activate button. In a moment, your license will be activated. More details.

Can I reinstall the old version of App Cleaner & Uninstaller downloaded from the App Store?

Yes. If you downloaded App Cleaner & Uninstaller from the App Store and then deleted it, you can reinstall the app at any time.
To do this on macOS version 10.13 or earlier, open the App Store → go to the Purchased section → find App Cleaner & Uninstaller in the list of apps → click the Install button next to the app.
If you use macOS version 10.14 or higher, follow these steps: open the App Store → go to your account section → find App Cleaner & Uninstaller in the list of purchased apps → click the Download icon next to the app.

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