Pluto Email Features Pluto enables the following:
You can set the email message to automatically expire after a specified time. The recipient will no longer be able to read it.
Pluto enables you to unsend emails anytime after you've sent them. The recipient will not be able to read your message.
As long as the recipient has not yet opened the email, you will be able to edit the message's contents and attachments.
Pluto allows you to monitor when the recipient has opened your email.