Pubblog MailSteward Pro 17.1 macOS

Store years of e-mail in a secure, searchable archive and keep your Apple Mail or Postbox inbox clean
Apple Mail is no match for the speed and multi-option search power of MailSteward for e-mail
MailSteward archive and search operations get a supersonic speed boost with Apple M-series CPUs
MailSteward Pro
same advanced features as MailSteward
adds powerful, enterprise-scale performance
requires MySQL server (free to user)
Home Page-

https://mailsteward.com/