Email Subscribers & Newsletters – Simple and Effective Email Marketing WordPress Plugin 4.4.8

Does "Email Subscribers & Newsletters" work with WordPress 5.4.1 and PHP 7.2.16? A smoke test was performed on .

Summary

Errors
1PHP notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 984.96 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: insignificant.
The plugin didn't make the site noticeably slower.

Environment
WordPress version5.4.1
PHP version7.2.16
MySQL version8.0.15
PHP memory limit256M
Plugin Info
Last updated
Active installs 100,000+
WordPress.org page https://wordpress.org/plugins/email-subscribers/
Badges

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Pages 16

Plugins ‹ Test site — WordPress

Page screenshot: Plugins ‹ Test site — WordPress
URL /wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL /wp-admin/plugins.php?action=activate&plugin=email-subscribers%2Femail-subscribers.php&plugin_status=all&paged=1&s&_wpnonce=b52c92a83d
Aspect after-activation
HTTP status 200
Load time 7.781 s
Memory usage 4.53 MiB
JS errors None
Resource errors None

Email Subscribers

Page screenshot: Email Subscribers
URL /wp-admin/admin.php?page=es_dashboard
Aspect menu-item
HTTP status 200
Load time 0.400 s
Memory usage 4.66 MiB
JS errors None
Resource errors None

Email Subscribers → Audience

Page screenshot: Email Subscribers → Audience
URL /wp-admin/admin.php?page=es_subscribers
Aspect menu-item
HTTP status 200
Load time 0.221 s
Memory usage 4.52 MiB
JS errors None
Resource errors None

Email Subscribers → Lists

Page screenshot: Email Subscribers → Lists
URL /wp-admin/admin.php?page=es_lists
Aspect menu-item
HTTP status 200
Load time 0.184 s
Memory usage 4.51 MiB
JS errors None
Resource errors None

Email Subscribers → Forms

Page screenshot: Email Subscribers → Forms
URL /wp-admin/admin.php?page=es_forms
Aspect menu-item
HTTP status 200
Load time 0.183 s
Memory usage 4.51 MiB
JS errors None
Resource errors None

Email Subscribers → Campaigns

Page screenshot: Email Subscribers → Campaigns
URL /wp-admin/admin.php?page=es_campaigns
Aspect menu-item
HTTP status 200
Load time 0.180 s
Memory usage 4.51 MiB
JS errors None
Resource errors None

Email Subscribers → Workflows

Page screenshot: Email Subscribers → Workflows
URL /wp-admin/admin.php?page=es_workflows
Aspect menu-item
HTTP status 200
Load time 0.258 s
Memory usage 4.51 MiB
JS errors None
Resource errors None

Email Subscribers → Post Notifications

Page screenshot: Email Subscribers → Post Notifications
URL /wp-admin/admin.php?page=es_notifications
Aspect menu-item
HTTP status 200
Load time 0.159 s
Memory usage 4.5 MiB
JS errors None
Resource errors None

Email Subscribers → Broadcast

Page screenshot: Email Subscribers → Broadcast
URL /wp-admin/admin.php?page=es_newsletters
Aspect menu-item
HTTP status 200
Load time 0.913 s
Memory usage 4.57 MiB
JS errors None
Resource errors None

Email Subscribers → Reports

Page screenshot: Email Subscribers → Reports
URL /wp-admin/admin.php?page=es_reports
Aspect menu-item
HTTP status 200
Load time 0.236 s
Memory usage 4.5 MiB
JS errors None
Resource errors None

Email Subscribers → Settings

Page screenshot: Email Subscribers → Settings
URL /wp-admin/admin.php?page=es_settings
Aspect menu-item
HTTP status 200
Load time 0.288 s
Memory usage 4.57 MiB
JS errors None
Resource errors None

Email Subscribers → Help & Info

Page screenshot: Email Subscribers → Help & Info
URL /wp-admin/admin.php?page=es_general_information
Aspect menu-item
HTTP status 200
Load time 0.221 s
Memory usage 4.66 MiB
JS errors None
Resource errors None

Email Subscribers → Go Pro

Page screenshot: Email Subscribers →    Go Pro
URL /wp-admin/admin.php?page=es_pricing
Aspect menu-item
HTTP status 200
Load time 0.162 s
Memory usage 4.5 MiB
JS errors None
Resource errors None

Tools → Scheduled Actions

Page screenshot: Tools → Scheduled Actions
URL /wp-admin/tools.php?page=action-scheduler
Aspect menu-item
HTTP status 200
Load time 0.168 s
Memory usage 4.74 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.258 s
Memory usage 4.22 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 0.956 s
Memory usage 4.6 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.312 s0.291 s-0.021 s3.64 MiB4.59 MiB+ 976.9 KiB
/wp-admin/edit.php0.228 s0.221 s-0.007 s3.67 MiB4.62 MiB+ 972.41 KiB
/wp-admin/post-new.php1.272 s1.449 s+0.177 s5.43 MiB6.4 MiB+ 995.79 KiB
/wp-admin/upload.php0.617 s0.428 s-0.189 s3.5 MiB4.51 MiB+ 1.01 MiB
/wp-admin/options-writing.php0.169 s0.156 s-0.013 s3.58 MiB4.5 MiB+ 941.6 KiB
/wp-admin/media-new.php0.202 s0.193 s-0.009 s3.48 MiB4.49 MiB+ 1.01 MiB
/wp-admin/edit-tags.php?taxonomy=category0.175 s0.177 s+0.002 s3.59 MiB4.53 MiB+ 972.09 KiB
/wp-admin/post-new.php?post_type=page1.126 s1.081 s-0.045 s5.42 MiB6.38 MiB+ 988.37 KiB
/wp-admin/options-discussion.php0.247 s0.453 s+0.206 s3.49 MiB4.5 MiB+ 1.01 MiB
/wp-admin/edit-comments.php0.209 s0.194 s-0.015 s3.59 MiB4.54 MiB+ 971.02 KiB
/0.679 s0.249 s-0.430 s3.33 MiB4.22 MiB+ 910.69 KiB
Average 0.476 s0.445 s-0.031 s3.88 MiB4.84 MiB+ 984.96 KiB

Additions

Things that the plugin adds to the site. This section is not intended to be comprehensive. The test tool only looks for a few specific types of added content.

Database Tables 20

Options wp_options 57

Custom Post Types 1

ID Name
es_templateTemplates

Sidebar Widgets 1

ID Name
email-subscribers-formEmail Subscribers

Meta Boxes

{
    "es_template": {
        "es_template_meta_box": {
            "title": "Available Keywords",
            "context": "normal"
        }
    }
}

PHP Error Log 1 lines

[21-May-2020 22:48:14 UTC] PHP Notice:  Undefined index: PREMIUM10 in /wp-content/plugins/email-subscribers/lite/includes/class-es-common.php on line 1530
See also: All tests for this plugin, How to Hide Email Subscribers & Newsletters Admin Menus and Meta Boxes