Magento contact form extension has different field types so admin can easily add into a new form with options. Admin can enable/disable module from admin settings page, enable/disable Captcha from admin settings page or form edit page, enable/disable email notification from admin settings page or form edit page. Admin can give multiple email address to receive an email notification. Also, a user has access to get receive notification or not with "Send Copy to Me" field type. Flexible forms extension supports up to a magento1.9 responsive theme so no worry about responsive design. Also, admin can use any form as product inquiry form on a product page.