Description

The Mailster addon synchronizes MemberPress members with Mailster lists, adding or removing subscribers according to each membership’s active status and allowing global list and membership-specific lists to be configured. This extension helps membership sites, courses, and paid communities segment newsletters within WordPress itself, keeping email campaigns aligned with each user’s access level.

Main Features

  • Membership-based synchronization
    Adds or removes subscribers according to membership status.
  • Global list
    Subscribes new users to a general list configured in MemberPress.
  • Plan-based lists
    Links each membership to a specific Mailster list.
  • Marketing tab
    Includes the integration in MemberPress Marketing settings.
  • WordPress campaigns
    Connects member segmentation to newsletter sending via Mailster.

Mailster Benefits

  • More precise segmentation
    Delivers different content to members of different plans.
  • Less manual work
    Reduces repetitive list adjustments after purchases or cancellations.
  • Centralized communication
    Keeps newsletters and memberships operating within WordPress.
  • More consistent flow
    Aligns email campaigns with the actual subscription cycle.

Who Is It For?

  • Membership sites using MemberPress that want to segment newsletters by plan.
  • Course creators, communities, and subscription clubs with recurring communication.
  • Administrators who prefer managing email marketing through Mailster in WordPress.

The Mailster integration adds a practical layer of automation to MemberPress by turning subscription changes into list movements. Instead of treating all contacts the same way, the site starts organizing messages according to the user’s relationship with each membership, favoring more relevant campaigns, communication flows by plan, and more predictable subscriber base maintenance.

Frequently asked questions

Is MemberPress Mailster GPL-licensed?

Yes. MemberPress Mailster is distributed under the GPL (GNU General Public License). You may legally use, modify and redistribute it on as many sites as you want.

Can I use MemberPress Mailster on multiple sites?

Yes. You can install MemberPress Mailster on as many sites as you want. Only automatic updates through Ultrapack Auto Updater have a limit: from 3 to 80 sites, depending on the plan.

How much does MemberPress Mailster cost at Ultrapack?

MemberPress Mailster costs US$2.99 as a single purchase, and it is also included in the subscription plans starting at US$12/mo (VIP I).

Does MemberPress Mailster include updates?

Yes. The current version of MemberPress Mailster is 1.1.6, published at Ultrapack on Jul 18, 2026. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).

Is MemberPress Mailster scanned before publication?

Yes. Every version of MemberPress Mailster goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.