Please keep in mind that you won't be able to reactivate your account or retrieve anything you've added.
To delete your account, log into your account from a web browser (you can't delete your account from the Apps).
If your account is still active:
- Click on your thumbnail in the top right corner and select "See my profile".
- Click on "Edit profile" and scroll down at the bottom of the page to click on the "Delete my account" button.
If your account is inactive:
- Click on your thumbnail in the top right corner and select "Delete my account".