Description
Built on Newsletter, the Mandrill addon connects the campaign sending engine to the Mandrill service, routing newsletters through the provider’s transactional infrastructure instead of relying solely on the site server. This additional module helps administrators who already use Newsletter centralize creation, lists, and campaigns in WordPress, while outsourcing email delivery to a service specialized in sending and reputation.
Main Features of Mandrill
- Integration with Mandrill
Connects Newsletter sendings to the external Mandrill service. - Sending by provider
Routes campaigns using a dedicated infrastructure for email delivery. - Newsletter flow
Keeps creation, lists, and campaigns within the base plugin. - Additional module
Adds a sending layer without replacing Newsletter. - Centralized configuration
Allows adjusting integration in the WordPress administrative environment.
Benefits of Mandrill
- More controlled delivery
Reduces dependence on the local server for newsletter sendings. - Preserved routine
The team continues using the already known Newsletter flow. - Less technical friction
Centralizes campaigns in WordPress and outsources specialized sending. - Operational scale
Helps projects with larger lists organize recurring sendings.
Who is Mandrill Suitable For?
- WordPress sites that use Newsletter for email campaigns.
- Administrators who want to route sendings through the Mandrill service.
- Projects that need to separate campaign creation and sending infrastructure.
How to Download Mandrill
Mandrill is available for download on this page. To install, upload the file through the WordPress panel at Plugins > Add New > Upload Plugin, activate the addon, and configure integration according to the Newsletter environment.
The Mandrill module is suitable for those who have already structured lists, forms, and campaigns in Newsletter but want to direct email sending to an external provider. Acting as a sending component, it preserves editorial operation within WordPress and adds a technical layer focused on message delivery.
Frequently asked questions
Is Newsletter Mandrill GPL-licensed?
Yes. Newsletter Mandrill 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 Newsletter Mandrill on multiple sites?
Yes. You can install Newsletter Mandrill 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 Newsletter Mandrill cost at Ultrapack?
Newsletter Mandrill 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 Newsletter Mandrill include updates?
Yes. The current version of Newsletter Mandrill is 4.0.0, published at Ultrapack on Feb 23, 2022. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).
Is Newsletter Mandrill scanned before publication?
Yes. Every version of Newsletter Mandrill goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.
What changed in this version
Version 4.0.0
- Fixed support for Newsletter 4 menu
Version 2.2.4
- Added support for Newsletter 4 menu
Version 2.2.3
- Force the non certificate verification for API calls since not all PHP installations are updated...
Version 2.2.2
- Added the logger
Version 2.2.1
- Added subaccount support
Release notes published by the developer.
How to install
Automatic updates: this item is updated by the Ultrapack Auto Updater. With it installed, the new version shows up in your dashboard like any other WordPress update (how to set it up).
- Download the file
newsletter-mandrill.zip. - In the WordPress dashboard, go to Plugins > Add New > Upload Plugin.
- Select the file
newsletter-mandrill.zipand click Install Now. - Click Activate.
Stuck on a step? Open a ticket telling us which one you stopped at.

UAU Ready