GhostMail is described as 'military grade encrypted secure email & chat provider. No download or installs needed, it's super easy to use' and is an app in the Security & Privacy category. There are more than 10 alternatives to GhostMail for a variety of platforms, including the Web, Mac, Linux, Windows and Android. The best alternative is ProtonMail, which is both free and Open Source. Other great apps like GhostMail are Tutanota (Free Personal, Open Source), GnuPG (Free, Open Source), Enigmail (Free, Open Source) and mailbox.org (Paid).
- 21 alternatives
- SCRYPTmail is true end-to-end encrypted email service. Email and meta data, i.e sender / recipient are encrypted when you communicate within scryptmail domain. View 38 alternatives to SCRYPTmail
Service closing, see https://blog.scryptmail.com/discontinuing-of-service/