Open Finder
Go to the Applications folder
Drag the app to the Trash
Right-click the Trash and select Empty Trash
If the app has an uninstaller, open it and follow the prompts
Use Launchpad
Click and hold the app icon until it jiggles
Click the X on the app icon if it appears
Confirm deletion
Remove leftover files from Library folders if needed
Check Application Support, Preferences, and Caches folders
Delete related files manually
Empty the Trash again
Restart your Mac if needed