Description
NEX-Forms for Mailster connects forms created in NEX-Forms to the Mailster newsletter platform, automatically sending each submission as a new subscriber to the selected list within WordPress. Designed for those who already send campaigns through Mailster and want to turn contact, registration, or opt-in forms into a direct source of segmented subscriptions, without exporting CSV files or manually copying contacts between different admin panels.
Key Features of NEX-Forms for Mailster
- Field mapping
Maps NEX-Forms form fields to the corresponding subscriber fields in Mailster. - Destination list selection
Lets you choose which Mailster list each form sends new contacts to. - Opt-in with checkbox
Adds an explicit consent field before registering the contact for the newsletter. - Automatic synchronization upon submission
Each form submission creates a subscriber in Mailster without a manual step. - Custom field support
Sends additional form data as custom fields in the Mailster registration.
Benefits of NEX-Forms for Mailster
- Continuously growing subscriber list
Every new lead captured on the site goes directly into the campaign database without manual intervention. - Enhanced data-protection compliance
The opt-in checkbox documents consent at the time of capture. - Segmentation from the source
Different forms feed different lists, organizing the audience before the first campaign is sent. - Email marketing stack within WordPress
Avoids relying on external services to connect forms and the newsletter platform.
Who Is NEX-Forms for Mailster For?
- Those who already use Mailster to send newsletters and want to build their lists with subscriptions from forms on their site.
- Those who need to collect segmented leads through different forms (footer, landing page, registration) and direct each one to a specific list.
- Those who prefer to keep their entire email capture and delivery operation within WordPress, without integrating external email marketing services.
How to Download NEX-Forms for Mailster
NEX-Forms for Mailster is available for download here on Ultrapack. After downloading the .zip file, go to Plugins > Add New > Upload Plugin in the WordPress dashboard, select the file, and activate it. Remember to have NEX-Forms and Mailster already installed so the integration options appear in each form’s settings.
For those running a newsletter operation through Mailster within their own site, NEX-Forms for Mailster completes the cycle between capture and delivery: every published form becomes an entry point to the database, with field mapping, list selection, and opt-in handled in the same dashboard. It reduces reliance on spreadsheets, manual imports, and external services while keeping the lead flow fully integrated with WordPress.
Frequently asked questions
Is NEX-Forms for Mailster GPL-licensed?
Yes. NEX-Forms for 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 NEX-Forms for Mailster on multiple sites?
Yes. You can install NEX-Forms for 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 NEX-Forms for Mailster cost at Ultrapack?
NEX-Forms for 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 NEX-Forms for Mailster include updates?
Yes. The current version of NEX-Forms for Mailster is 8.1, published at Ultrapack on Jan 5, 2026. Subscribers update straight from the WordPress dashboard with UAU (Ultrapack Auto Updater).
Is NEX-Forms for Mailster scanned before publication?
Yes. Every version of NEX-Forms for Mailster goes through a malware scan (ClamAV and YARA rules, at UltraHub) before it is published.
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
elements-nex-forms-mailster-add-on.zip. - In the WordPress dashboard, go to Plugins > Add New > Upload Plugin.
- Select the file
elements-nex-forms-mailster-add-on.zipand click Install Now. - Click Activate.
Stuck on a step? Open a ticket telling us which one you stopped at.

UAU Ready