The best and actually only one real anonymous mailer.
Easy to use, install in few seconds, fast like "Formula 1" car, the support is amazing and really 24/7 and its free.
You get also Webmail POP IMAP account with 100 GB space.
The email you send by the program are totally anonymous as well when you send emails by the Webmail or even by your Outlook using your free account in the company.
No advertising in any way. Clean program as well clean Webmail with so many features I cannot describe here.
It is 10 star program.
Excellent in any category.