Mailster v3.1.1 – Email Newsletter Plugin for WordPress

MailsterIs anEmail newsletter pluginEasy to use WordPress. Create, send and track your newsletter campaigns simply and quickly

More than 20,000 usersMailsterCreate, manage and send email newsletters.
Start growing your business with the power of email marketing.

Mailster comes with an intuitive and easy-to-use drag-and-drop editor that lets you create beautiful email campaigns without any coding knowledge.

Send automated welcome emails, birthday emails, action-triggered campaigns, follow-ups, auto-responders, and more.

Mailster - Email newsletter pluginAllows you to easily track and analyze your activity and subscribers.

Know where they come from, what customer emails they use, click-through rates, and any other activity to improve your email marketing campaigns and get the best possible conversion rates.

MailsterHost all your subscribers and activity in WordPress at no cost.

Mailster - Email newsletter pluginStore all subscribers in your WordPress installation. You can easily manage, edit or segment them in lists.

MailsterIntegration with popular WordPress plugins can be used to make a bigger impact on your business.


Feature Mailster - Email newsletter plugin for WordPress

  • Sign in to open, click, cancel and bounce newsletters
  • Follow countries and cities
  • Schedule your event
  • Six autoresponders
  • Submit your latest posts to your subscribers
  • Use dynamic and custom labels (placeholders)
  • Web version of each newsletter
  • Embedded communication with shortcodes
  • Forward by email
  • Share with social media services
  • Unlimited Registration Form
  • sidebar widget
  • Supports selection once or twice
  • WYSIWYG editor with code view
  • Unlimited color variations
  • Automatic inline styles
  • wallpaper support
  • Quick View
  • Modification support (native)
  • WPML, Polylang support for multiple languages
  • SMTP support
  • DomainKeys identify mail support
  • Import and export of subscribers


  • WordPress 3.8+ (4.3+ recommended)
  • PHP 5.3 or higher
  • Fsockopen supports SMTP delivery
  • DOM Document Extension
  • PHPのメモリ制限128MB +

Mailster Compatibility - Email Newsletter Plugin

  • ConvertPlus
  • FormCraft Form Builder
  • WordPress Ninja Popup
  • Layered popups
  • ARForms: WordPress Form Builder Plugin
  • options panel
  • Multi-Event Subscription Popup
  • Casier de contenu opt-in
  • Simple touch slider
  • Ads Plus List Building Popups
  • Simple Login - WordPress Email Subscription Form
  • ARMmember - The Complete WordPress Membership System
  • OptinSpin - Wheel of Fortune

Changelog Mailster - Email Newsletter Plugin for WordPress Cancel Free

v3.1.1 (2022-01-19)
fixed: time specific auto responders sent only on Sundays causes sending the following to be way in the future
fixed: type in test bounce message
fixed: typo in subscriber query causes database error
fixed: PHP warning of undefined variable in option bar
added: unsubscribe link to in mail app unsubscribe message
added: filter mailster_campaign_meta_defaults to filter default meta values
added: defined wp_mail filters are now applied if used with Mailster

v3.1 (2022-01-12)
new: Remove inactive Subscribers automatically
new: Relative conditions for date fields
new: filters in the subscriber overview
updated: Manage Subscribers page
fixed: add trailing space to preheaders to prevent unintentional line breaks in previews.

v3.0.4 (2021-11-08)
fixed: saving template from editor messed up template header
fixed: bulk deletion with actions working again
fixed: auto responder no longer triggered if post is published in the past
fixed: shortcodes are now handled properly on the web version
added: text strings for error messages defined by the security settings page
improved: ajax handler

v3.0.2 (2021-10-05)
fixed: bulk options causes a subscriber query error.
fixed: duplicating forms throw an error.
fixed: some notifications missed template defined settings.
change: optional warmup has been extended to 60 days.
improved: database errors during cron tried to get fixed automatically.
added: reminder to enable auto updates after a Mailster update.

v3.0.1 (2021-09-20)
added: editing templates on the templates page is back
fixed: mergetags now work correctly in image URL field if fallback is present
fixed: draft campaigns can now get duplicated
fixed: install plugins on addon page is working
fixed: problem if PHPMailer is loaded in another plugin
fixed: installed templates were not access able when no required Mailster version was set
improved upgrade process from 2.4.x
smaller bug fixes

= v3.0 =
* new: Test the Email Quality with the built in Pre-check Feature.
* new: Tag you subscriber with Tags fro better segmentation.
* new: Improved security with a dedicate security settings page.
* new: Automatic batch size settings to calculate your optimal sending rate.
* new: Option to create new campaigns on action hook based auto responders.
* new: Updated add ons page to browse and install even more integrations.
* new: Updated templates page now lists over 400 free and premium templates.
* new: UI update with new icons based on SVG.
* new: Auto click prevention to prevent bots auto clicking and messing up your stats.
* new: Sending warmup if you send from a new IP address or domain.
* improved: db handling by splitting the actions table into five separate ones.
* improved: added primary keys to these tables: queue, subscriber_meta, subscriber_fields.
* improved: calculation of user rating has been offloaded as it's often server intense.
* improved: changes to tracking for the Apple Privacy Protection plans.
* improved: change on the random handler for random posts.
* added: new dynamic tag for button labels `{post_button:-1}`.
* added: indexes to campaigns to distinguish if multiple ones are sent (like birthday greetings).
* removed: auto update option to prefer native solution.
* removed: deprecated `mymail` hooks and filters.

= v2.4.19 (2021-06.14) =
fixed: Option bar is fixed after a certain scroll threshold again.
fixed: decimals in the height or width field of the editbar for the selected image in the editor prevents submitting the form on Firefox.
fixed: timeframe now respects sites timezone.
fixed: export into Excel file may strip leading 0
improved: test mails are now sent to the current user
added: $org_content argument to mailster_handle_shortcodes filter
added: mailster_form_list_order to handle list order in forms

= v2.4.18 =
* fixed: comparing empty date values on MySQL 8
* fixed: issue while calculating time frame over midnight
* fixed: issue with merge tags when rss and regular tag is used
* fixed: use of hard-coded database prefix
* improved: removed/replaced deprecated jQuey methods
* improved: media editor link in settings
* improved: support for PHP 8

= v2.4.17 =
* fixed: issue with subscriber button on some versions of Firefox
* fixed: problem downloading templates with special characters in filepath
* fixed: issue with manual sync button in Firefox
* fixed: post taxonomies are not respected for some autoresponder campaigns if the initial post status is publish
* fixed: issue creating images if content folder is outside of WordPress root
* fixed: empty values in form submission were not stored
* improved: URL hijacking mechanics to handle subdomains

= Version 2.4.16 (2020-12-21) =
fixed: warning on dashboard
fixed: JS error in Firefox on WP 5.6
improved: order by status now respects timestamps of campaigns.
fixed: prevent URL hijacking by only allowing links from either the same domain or explicitly in the campaign.
enabled: honeypot mechanism as the bug in Chrome has been fixed

v2.4.15 (2020-11-25)
- added: option to remove subscribers with all assigned actions.
- improved: handling of folder names during template upload
- fixed: saving queued campaigns cause sending them immediately
- fixed: campaigns with no web version show in archive
- fixed: small JS issues

= v2.4.14 =
- improved: internal handling for sending limits
- fixed: Display width specification for integer data types was deprecated in MySQL 8.0.17 which causes an error in the self test
- fixed: unwanted a11y-speak-intro-text element in email body
- fixed: toggle behavior of meta boxes in WP 5.5
- fixed: missing content on custom dynamic post types without post ID