That's App Engine for Business which is determined by "intranet users in your Google Apps domain." The service is free for a fixed quota set by App Engine, you

That's App Engine for Business which is determined by "intranet users in your Google Apps domain." The service is free for a fixed quota set by App Engine, you pay extra for a billable quota, for resources used above the fixed quota. App Engine for Business: http://code.google.com/appengine/business/ http://code.google.com/appengine/business/ Terms:http://code.google.com/appengine/terms.html http://code.google.com/appengine/terms.html Quotas:http://code.google.com/appengine/docs/quotas.html http://code.google.com/appengine/docs/quotas.html Billing FAQ:http://code.google.com/appengine/kb/billing.html http://code.google.com/appengine/kb/billing.html