Mailinator - Any Inbox. Any Time.
DataMask.tech - Mask private data before taking screenshots
TempMail.altmails - Disposable temporary email addresses
Image Blur - Hide your sensitive data with a click
Harakirimail - Harakirimail is a free disposable email service. Just send email to anythingyouwant@harakirimail.
BURN.link - Send secure, encrypted, self-destructing messages