Use the direct link to go to your account settings.
Click “Please cancel my account”.
Now, choose a reason, and select ‘close my shopify store’ to confirm.
URLS:
http://shopify.com
http://shopify.com/admin/settings/account
Please note that AccountKiller.com is not associated with the business listed on this page. AccountKiller provides easy-to-understand instructions and guides on how to cancel charges and relationships from the list of businesses on our site, we have no affiliation with these businesses.