This isn't entirely accurate. GoDaddy has both auto-renewal and manual renewal. I'm not sure what the default is these days, but you can set your domains to m

This isn't entirely accurate. GoDaddy has both auto-renewal and manual renewal. I'm not sure what the default is these days, but you can set your domains to manual renewal and let them expire. Be warned: you're going to get a ton of email notifications from GoDaddy as your expiration dates approach.