Existing users of MailNow! may download the latest update below.

MailNow! 6 64Bit
MailNow! 6 32 Bit

Important Notice

Please download this version of MailNow! 6 if your server satisfies the following criteria
1. At-least have 8GB RAM
2. Running a 64-Bit Operating System


MailNow! 6 64Bit installer (282MB) Download
Full installer with required prerequisites and virus patterns. Suitable for first-time installation, upgrading from existing versions of MailNow! 6 or upgrading from MailNow! 5 or older. No separate download for prerequisites needed.

General Notice

Any existing user of MailNow! may download the following installer.


MailNow! 6 32 Bit installer (280MB) Download

Full installer with required prerequisites and virus patterns. Suitable for first-time installation, upgrading from existing versions of MailNow! 6 or upgrading from MailNow! 5 or older. No separate download for prerequisites needed.

Bug Fixes
  • Fixed a bug in SMTP whereby if an email with multiple recipients is detected as spam it will only be delivered to one recipient’s junk folder and then the email will be dropped without delivering the spam email to other recipients junk folders

  • Fixed a bug whereby 64-bit active directory users fails to connect using IMAP and pop3

  • Fixed a bug whereby ‘all day’ events not appear in the calendar preview in webmail

  • Fixed a bug whereby sub-folder delete not working intermittently

  • Fixed a bug in SPF checking whereby SPF checking fails incorrectly intermittently for certain cases

  • Fixed a bug in using IMAP and POP3 whereby connection failures occur while using imap and pop3 when the users have enabled SSL

You may download the outlook plugin for MailNow! 6 address book here
You might like to see what other great stuff in MailNow! 6.