MailMate is an advanced email client for macOS. It is designed to give users a powerful and efficient way to manage their emails. It is both a powerful and intuitive email client that provides users with a robust email management system. It offers features such as advanced search, quick reply, threading, smart mailboxes, flags, labels, integration with calendar and to-do apps, and more. MailMate also has an extension for Apple Mail, making it easy to integrate with Apple Mail. Additionally, MailMate includes a powerful set of features to help users manage large volumes of emails more effectively. These include powerful filters, templates, sorting, and more. Finally, MailMate also offers users a variety of security features, such as encryption and digital signatures, to help protect their emails.
The discontinued Opera Mail is no longer updated and is no longer supported, but the latest version, 1.0.1044, released in February 2016, can still be downloaded from the official website.