Here is our list of top 10 for the secure email.

• Proton Mail – Best for strong encryption
• StartMail – Private email hosted in The Netherlands
• Mailfence – A secure and customizable email service
• Tuta – Secure Email for any device
• Mailbox.org – Affordable private German email service
• Posteo – Reliable anonymous email service
• Runbox – Private email in Norway
• CounterMail – Swedish email with strong security features
• Kolab Now: Swiss email, compliant with GDPR, HIPAA, and PCI
• Soverin – Basic private email service

In general, when migrating from one secure email service to another, users should review the privacy policy of the new provider to understand how their data will be handled, stored, and shared with third parties. Also, enable two-factor authentication to add an extra layer of security upon setting up a new account.