Which plan we need to be able to send email to multiple recipients?

What plan do we need to upgrade to so we can have multiple email address notified of a form submission?

If you upgrade your account to any plan, you can add multiple recipients or email alerts in form. I would suggest you to please upgrade your account to bronze plan and that will solve your problem. 

You may like to take a look at the following guide which should help you how to upgrade account: https://www.jotform.com/help/331-How-to-Upgrade-My-Account

Hope this helps.

Do get back to us if you have any questions.