How to delete EtreCheck Pro extensions from Mac

There are no extensions, though there are a fair number of support files it creates, which are no different than the types of files just about every app creates.

your_account is whatever the name of your user account is.

/private/var/folders/n8/g13hm3fn6dx8wpn9zb10hqym0000gn/0/sysdiagnose.477-v3beKU/usernoted/apps/com.etresoft.EtreCheck4.txt

/private/var/folders/n8/g13hm3fn6dx8wpn9zb10hqym0000gn/C/com.etresoft.EtreCheck4

/Users/your_account/Library/Application Scripts/com.etresoft.EtreCheck4.EtreCheckQuickLook

/Users/your_account/Library/Application Support/EtreCheck

/Users/your_account/Library/Application Support/com.apple.sharedfilelist/com.apple.LSSharedFileList.ApplicationRecentDocuments/com.etresoft.etrecheck4.sfl4

/Users/your_account/Library/Application Support/EtreCheck/PreviousReports/xxxxxxx 2025-09-18 13.01.35.etrecheck

/Users/your_account/Library/Caches/com.etresoft.EtreCheck4

/Users/your_account/Library/Containers/com.etresoft.EtreCheck4.EtreCheckQuickLook

/Users/your_account/Library/Containers/com.etresoft.EtreCheck4.EtreCheckQuickLook/Data/Library/Application Scripts/com.etresoft.EtreCheck4.EtreCheckQuickLook

/Users/your_account/Library/HTTPStorages/com.etresoft.EtreCheck4

/Users/your_account/Library/Preferences/com.etresoft.EtreCheck4.plist

/Users/your_account/Library/WebKit/com.etresoft.EtreCheck4

Put the above and the main app in the trash.

For what it’s worth, I have used this (free) app for years and I am a happy customer. (I have no financial interest in this app or its parent company.)

AppCleaner