See the full release notes within MailMate. Here is a short list:

  • Improved mailbox search. Most importantly, you can now store a default set of search conditions.
  • Improved completion of addresses in the composer.
  • Support for SMTP authorization via the LOGIN method (important for SMTP servers which do not support PLAIN).
  • Fixed bug related to deletion of spam. Make sure you read the release notes if you use SpamSieve.
  • Various other changes and bug fixes.