Report - Email Subscribers & Newsletters 5.3.9

Does "Email Subscribers & Newsletters" work with WordPress 5.9.3 and PHP 7.4.8? A smoke test was performed on 2022-04-05 22:29:18 UTC.

Summary

Errors

	No PHP errors, warnings or notices
1	JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 1.26 MiB
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 version	5.9.3
PHP version	7.4.8
MySQL version	8.0.21
PHP memory limit	256M

Plugin Info

Last updated	2025-09-16T08:21:00+00:00
Active installs	70,000+
WordPress.org page	https://wordpress.org/plugins/email-subscribers/
Badges	Get badge code

Pages 18

Dashboard ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=es_dashboard
Requested URL	/wp-admin/plugins.php?action=activate&plugin=email-subscribers%2Femail-subscribers.php&plugin_status=all&paged=1&s&_wpnonce=521ac25c38
Aspect	after-activation
HTTP status	200
Load time	2.953 s
Memory usage	4.55 MiB
JS errors	None
Resource errors	None

Email Subscribers

URL	/wp-admin/admin.php?page=es_dashboard
Aspect	menu-item
HTTP status	200
Load time	0.500 s
Memory usage	4.52 MiB
JS errors	None
Resource errors	None

Email Subscribers → Audience

URL	/wp-admin/admin.php?page=es_subscribers
Aspect	menu-item
HTTP status	200
Load time	0.513 s
Memory usage	4.54 MiB
JS errors	None
Resource errors	None

Email Subscribers → Lists

URL	/wp-admin/admin.php?page=es_lists
Aspect	menu-item
HTTP status	200
Load time	0.259 s
Memory usage	4.49 MiB
JS errors	None
Resource errors	None

Email Subscribers → Forms

URL	/wp-admin/admin.php?page=es_forms
Aspect	menu-item
HTTP status	200
Load time	0.303 s
Memory usage	4.49 MiB
JS errors	None
Resource errors	None

Email Subscribers → Campaigns

URL	/wp-admin/admin.php?page=es_campaigns
Aspect	menu-item
HTTP status	200
Load time	1.024 s
Memory usage	4.51 MiB
JS errors	None
Resource errors	None

Email Subscribers → Post Notifications

URL	/wp-admin/admin.php?page=es_notifications
Aspect	menu-item
HTTP status	200
Load time	0.573 s
Memory usage	4.59 MiB
JS errors	`[ { "message": "TypeError: Cannot read properties of undefined (reading 'importMjml')\n at HTMLDocument.<anonymous> (/wp-admin/admin.php?page=es_notifications:285:39)\n at e (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-tabs&ver=5.9.3:2:30038)\n at t (/wp-admin/load-scripts.php?c=0&load%5Bchunk_0%5D=jquery-core,jquery-migrate,utils,jquery-ui-core,jquery-ui-tabs&ver=5.9.3:2:30340)", "trace": null, "code": null } ]`
Resource errors	None

Email Subscribers → Broadcast

URL	/wp-admin/admin.php?page=es_newsletters
Aspect	menu-item
HTTP status	200
Load time	0.379 s
Memory usage	4.58 MiB
JS errors	None
Resource errors	None

Email Subscribers → Gallery

URL	/wp-admin/admin.php?page=es_gallery
Aspect	menu-item
HTTP status	200
Load time	0.315 s
Memory usage	4.49 MiB
JS errors	None
Resource errors	None

Email Subscribers → Workflows

URL	/wp-admin/admin.php?page=es_workflows
Aspect	menu-item
HTTP status	200
Load time	0.523 s
Memory usage	4.63 MiB
JS errors	None
Resource errors	None

Email Subscribers → Reports

URL	/wp-admin/admin.php?page=es_reports
Aspect	menu-item
HTTP status	200
Load time	0.493 s
Memory usage	4.53 MiB
JS errors	None
Resource errors	None

Email Subscribers → Settings

URL	/wp-admin/admin.php?page=es_settings
Aspect	menu-item
HTTP status	200
Load time	0.562 s
Memory usage	4.67 MiB
JS errors	None
Resource errors	None

Email Subscribers → Help & Info

URL	/wp-admin/admin.php?page=es_general_information
Aspect	menu-item
HTTP status	200
Load time	1.064 s
Memory usage	4.52 MiB
JS errors	None
Resource errors	None

Email Subscribers → Go Pro

URL	/wp-admin/admin.php?page=es_pricing
Aspect	menu-item
HTTP status	200
Load time	0.457 s
Memory usage	4.48 MiB
JS errors	None
Resource errors	None

Tools → Scheduled Actions

URL	/wp-admin/tools.php?page=action-scheduler
Aspect	menu-item
HTTP status	200
Load time	0.196 s
Memory usage	4.66 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.216 s
Memory usage	4.44 MiB
JS errors	None
Resource errors	None

Dashboard ‹ Test site — WordPress

URL	/wp-admin/index.php
Aspect	new-meta-boxes
HTTP status	200
Load time	0.283 s
Memory usage	4.59 MiB
JS errors	None
Resource errors	None

Widgets ‹ Test site — WordPress

URL	/wp-admin/widgets.php
Aspect	new-sidebar-widgets
HTTP status	200
Load time	1.403 s
Memory usage	6.54 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.356 s	0.336 s	-0.020 s	3.37 MiB	4.59 MiB	+ 1.22 MiB
/wp-admin/edit.php	0.191 s	0.205 s	+0.014 s	3.4 MiB	4.6 MiB	+ 1.2 MiB
/wp-admin/post-new.php	0.800 s	0.924 s	+0.124 s	5.65 MiB	7.04 MiB	+ 1.39 MiB
/wp-admin/upload.php	0.334 s	0.337 s	+0.003 s	3.25 MiB	4.55 MiB	+ 1.3 MiB
/wp-admin/options-writing.php	0.268 s	0.145 s	-0.123 s	3.24 MiB	4.48 MiB	+ 1.24 MiB
/wp-admin/media-new.php	0.369 s	0.190 s	-0.179 s	3.23 MiB	4.48 MiB	+ 1.25 MiB
/wp-admin/edit-tags.php?taxonomy=category	0.179 s	0.186 s	+0.007 s	3.27 MiB	4.53 MiB	+ 1.26 MiB
/wp-admin/post-new.php?post_type=page	0.645 s	0.675 s	+0.030 s	5.65 MiB	7.04 MiB	+ 1.39 MiB
/wp-admin/options-discussion.php	0.210 s	0.265 s	+0.055 s	3.22 MiB	4.49 MiB	+ 1.27 MiB
/wp-admin/edit-comments.php	0.211 s	0.202 s	-0.009 s	3.27 MiB	4.53 MiB	+ 1.26 MiB
/	0.263 s	0.201 s	-0.062 s	3.4 MiB	4.44 MiB	+ 1.04 MiB
Average	0.348 s	0.333 s	-0.015 s	3.72 MiB	4.98 MiB	+ 1.26 MiB

Code Statistics

Note: Third-party libraries and minified JS/CSS files are excluded from these statistics where possible, so the numbers you see here may be lower than those reported by other tools.

PHP

JavaScript

Language		%	Lines of code	Comment lines	Files
	PHP	85.9%	48,133	22,607	276
	JavaScript	9.2%	5,131	710	14
	CSS	4.8%	2,665	215	7
	Markdown	0.2%	90	0	2
	SVG	0.0%	23	0	9
	HTML	0.0%	12	0	1
Total			56,054	23,532	309

PHP Code Analysis | More results »

Lines of code	44,813
Total complexity	8,680
Median class complexity	13.0
Median method complexity	2.0
Most complex class	ES_Browser
Most complex function	IG_ES_Subscribers_Query::run()

Classes	232
Methods	2,375
Functions	241

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 25

wp_actionscheduler_actions
wp_actionscheduler_claims
wp_actionscheduler_groups
wp_actionscheduler_logs
wp_ig_actions
wp_ig_blocked_emails
wp_ig_campaigns
wp_ig_contact_meta
wp_ig_contactmeta
wp_ig_contacts
wp_ig_contacts_ips
wp_ig_custom_fields
wp_ig_forms
wp_ig_links
wp_ig_lists
wp_ig_lists_contacts
wp_ig_mailing_queue
wp_ig_queue
wp_ig_sending_queue
wp_ig_temp_import
wp_ig_unsubscribe_feedback
wp_ig_wc_cart
wp_ig_wc_guests
wp_ig_workflows
wp_ig_workflows_queue

Options `wp_options` 62

action_scheduler_hybrid_store_demarkation
action_scheduler_lock_async-request-runner
ig_es_admin_emails
ig_es_admin_new_contact_email_content
ig_es_admin_new_contact_email_subject
ig_es_admin_notices
ig_es_blocked_domains
ig_es_confirmation_mail_content
ig_es_confirmation_mail_subject
ig_es_coupons
ig_es_cron_admin_email
ig_es_cron_interval
ig_es_cronurl
ig_es_current_version_date_details
ig_es_db_update_history
ig_es_db_version
ig_es_default_subscriber_imported
ig_es_disable_wp_cron
ig_es_email_sent_data
ig_es_email_type
ig_es_enable_ajax_form_submission
ig_es_enable_captcha
ig_es_enable_cron_admin_email
ig_es_enable_sending_mails_in_customer_timezone
ig_es_enable_summary_automation
ig_es_enable_welcome_email
ig_es_form_submission_success_message
ig_es_from_email
ig_es_from_name
ig_es_hourly_email_send_limit
ig_es_installed_on
ig_es_mailer_settings
ig_es_max_email_send_at_once
ig_es_notify_admin
ig_es_opt_in_consent_text
ig_es_optin_link
ig_es_optin_type
ig_es_post_image_size
ig_es_roles_and_capabilities
ig_es_run_cron_on
ig_es_run_cron_time
ig_es_sample_data_imported
ig_es_sent_report_content
ig_es_sent_report_subject
ig_es_set_widget
ig_es_show_opt_in_consent
ig_es_subscription_error_messsage
ig_es_subscription_success_message
ig_es_sync_wp_users
ig_es_templates_loaded_for
ig_es_test_mailbox_user
ig_es_track_email_opens
ig_es_unsubscribe_error_message
ig_es_unsubscribe_link
ig_es_unsubscribe_link_content
ig_es_unsubscribe_success_message
ig_es_user_roles
ig_es_welcome_email_content
ig_es_welcome_email_subject
schema-ActionScheduler_LoggerSchema
schema-ActionScheduler_StoreSchema
widget_email-subscribers-form

Custom Post Types 2

ID	Name
scheduled-action	Scheduled Actions
es_template	Templates

Sidebar Widgets 1

ID	Name
email-subscribers-form	Email Subscribers

Meta Boxes

{
    "dashboard": {
        "es_dashboard_stats_widget": {
            "title": "Email Subscribers",
            "context": "normal"
        }
    },
    "es_template": {
        "es_template_meta_box": {
            "title": "Available Keywords",
            "context": "normal"
        }
    }
}

PHP Error Log

The log file is empty.

Email Subscribers & Newsletters 5.3.9

Summary

Pages 18

Dashboard ‹ Test site — WordPress

Email Subscribers

Email Subscribers → Audience

Email Subscribers → Lists

Email Subscribers → Forms

Email Subscribers → Campaigns

Email Subscribers → Post Notifications

Email Subscribers → Broadcast

Email Subscribers → Gallery

Email Subscribers → Workflows

Email Subscribers → Reports

Email Subscribers → Settings

Email Subscribers → Help & Info

Email Subscribers → Go Pro

Tools → Scheduled Actions

Test site – Just another WordPress site

Dashboard ‹ Test site — WordPress

Widgets ‹ Test site — WordPress

Benchmark

Code Statistics

PHP Code Analysis | More results »

Additions

Database Tables 25

Options wp_options 62

Custom Post Types 2

Sidebar Widgets 1

Meta Boxes

PHP Error Log

Options `wp_options` 62