Rain Mail is described as 'Is free temporary email service, you can create a free temp email address to use for registrations on social media or newsletters etc. addresses are valid forever but are public and emails are deleted after 24 hours' and is a disposable email service in the office & productivity category. There are more than 100 alternatives to Rain Mail, not only websites but also apps for a variety of platforms, including Google Chrome, Android, iPhone and SaaS apps. The best Rain Mail alternative is addy.io, which is both free and Open Source. Other great sites and apps similar to Rain Mail are MailDrop, Firefox Relay, Guerrilla Mail and Mailinator.
CatchMailNot is a email proxy and privacy service which helps you take control of your digital identity. Make up unlimited email addresses on the fly, receive emails and reply to them without having to give out your real email address.
Poistaa is a free service that allows automatically discarding your emails for instant. Emails will be received and deleted automatically.
Procmail can be used to create mail-servers, mailing lists, sort your incoming mail into separate folders/files (real convenient when subscribing to one or more mailing lists or for prioritising your mail), preprocess your mail, start any programs upon mail arrival (e.g.
