Moakt Mail - Moakt is a temporary mail that expires after an hour from the time it is created.

Stealthy: Secret Messenger - Chat anonymously with friends & strangers

TempMail - Temp Mail is the provider of fake and temporary email ID.

Vuash - Send secret messages safely.

Burner Mail - One-click burner email addresses that you can use when signing up on websites to protect your identity and prevent your personal email address from being sold or spammed.

Phonebot - Make phone calls from within a Slack channel