Once logged in, go to https://alikewise.com/account/deactivateprofile
Click the deactivating link and check the box and click to confirm.
Note that your user name and password will still be valid for up to 6 months. If you change your mind, you can log back in and re-activate your profile.
If you signed up for Alikewise using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Alikewise. Click the icon below to find out how.