In order to delete your account on Tourah, you can open the Tourah app, navigate to your profile and scroll to the bottom of the screen where a "delete account" button is provided in order to request your account to be deleted.
As a content creator, you can request your account to be deleted via the Tourah as well. Another option is to open the Tour Guide Admin-Tool and, after logging in, clicking on the avatar on the top right corner and click on "Account". Scroll down and click on the "delete account" button.