Report - Newsletter 8.9.0 - PluginTests.com

Does Newsletter work with WordPress 6.8.1 and PHP 8.1.12? A smoke test was performed on 2025-06-09 06:24:31 UTC.

Summary

Errors

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

Performance

Memory usage: 360.37 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 version	6.8.1
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2025-06-09T06:02:00+00:00
Active installs	300,000+
WordPress.org page	https://wordpress.org/plugins/newsletter/
Badges	Get badge code

Pages 13

Welcome ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=newsletter_main_welcome
Requested URL	/wp-admin/plugins.php?action=activate&plugin=newsletter%2Fplugin.php&plugin_status=all&paged=1&s&_wpnonce=79350bf218
Aspect	after-activation
HTTP status	200
Load time	1.337 s
Memory usage	4.04 MiB
JS errors	None
Resource errors	None

URL	/wp-admin/admin.php?page=newsletter_main_index
Aspect	menu-item
HTTP status	200
Load time	0.811 s
Memory usage	3.96 MiB
JS errors	None
Resource errors	None

Newsletter → Subscription

URL	/wp-admin/admin.php?page=newsletter_subscription_options
Aspect	menu-item
HTTP status	200
Load time	0.804 s
Memory usage	3.9 MiB
JS errors	None
Resource errors	None

Newsletter → Forms

URL	/wp-admin/admin.php?page=newsletter_subscription_sources
Aspect	menu-item
HTTP status	200
Load time	0.356 s
Memory usage	3.95 MiB
JS errors	None
Resource errors	None

Newsletter → Newsletters

URL	/wp-admin/admin.php?page=newsletter_emails_index
Aspect	menu-item
HTTP status	200
Load time	0.316 s
Memory usage	3.89 MiB
JS errors	None
Resource errors	None

Newsletter → Subscribers

URL	/wp-admin/admin.php?page=newsletter_users_index
Aspect	menu-item
HTTP status	200
Load time	0.344 s
Memory usage	3.93 MiB
JS errors	None
Resource errors	None

Newsletter → Lists

URL	/wp-admin/admin.php?page=newsletter_subscription_lists
Aspect	menu-item
HTTP status	200
Load time	0.455 s
Memory usage	3.89 MiB
JS errors	None
Resource errors	None

Newsletter → Settings

URL	/wp-admin/admin.php?page=newsletter_main_main
Aspect	menu-item
HTTP status	200
Load time	0.601 s
Memory usage	3.94 MiB
JS errors	None
Resource errors	None

Newsletter → Addons

URL	/wp-admin/admin.php?page=newsletter_main_extensions
Aspect	menu-item
HTTP status	200
Load time	1.149 s
Memory usage	3.9 MiB
JS errors	None
Resource errors	None

Newsletter → Automated Pro

URL	/wp-admin/admin.php?page=newsletter_main_automated
Aspect	menu-item
HTTP status	200
Load time	0.427 s
Memory usage	3.89 MiB
JS errors	None
Resource errors	None

Newsletter → Autoresponder Pro

URL	/wp-admin/admin.php?page=newsletter_main_autoresponder
Aspect	menu-item
HTTP status	200
Load time	0.371 s
Memory usage	3.89 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.292 s
Memory usage	3.56 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	1.401 s
Memory usage	6.12 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.332 s	0.396 s	+0.064 s	3.51 MiB	3.89 MiB	+ 388.85 KiB
/wp-admin/edit.php	0.202 s	0.228 s	+0.026 s	3.57 MiB	3.97 MiB	+ 411.25 KiB
/wp-admin/post-new.php	0.775 s	0.956 s	+0.181 s	6.06 MiB	6.5 MiB	+ 453.23 KiB
/wp-admin/upload.php	0.722 s	0.349 s	-0.373 s	3.52 MiB	3.89 MiB	+ 374.9 KiB
/wp-admin/options-writing.php	0.236 s	0.195 s	-0.041 s	3.5 MiB	3.87 MiB	+ 373.39 KiB
/wp-admin/media-new.php	0.373 s	0.437 s	+0.064 s	3.49 MiB	3.86 MiB	+ 381.59 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.196 s	0.188 s	-0.008 s	3.5 MiB	3.89 MiB	+ 392.26 KiB
/wp-admin/post-new.php?post_type=page	0.650 s	0.663 s	+0.013 s	6.05 MiB	6.43 MiB	+ 384.77 KiB
/wp-admin/options-discussion.php	0.262 s	0.257 s	-0.005 s	3.5 MiB	3.86 MiB	+ 369.89 KiB
/wp-admin/edit-comments.php	0.206 s	0.207 s	+0.001 s	3.52 MiB	3.89 MiB	+ 374.89 KiB
/	0.310 s	0.213 s	-0.097 s	3.5 MiB	3.56 MiB	+ 59.05 KiB
Average	0.388 s	0.372 s	-0.016 s	3.98 MiB	4.33 MiB	+ 360.37 KiB

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

CSS

Language		%	Lines of code	Comment lines	Files
	PHP	73.5%	30,463	3,817	225
	CSS	13.8%	5,700	554	23
	JSON	7.1%	2,950	0	21
	JavaScript	5.2%	2,138	201	7
	HTML	0.5%	200	14	3
Total			41,451	4,586	279

PHP Code Analysis | More results »

Lines of code	17,742
Total complexity	3,581
Median class complexity	19.0
Median method complexity	2.0
Most complex class	NewsletterControls
Most complex function	NewsletterUpgrade::run()

Classes	73
Methods	1,052
Functions	36

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 7

wp_newsletter
wp_newsletter_emails
wp_newsletter_logs
wp_newsletter_sent
wp_newsletter_stats
wp_newsletter_user_logs
wp_newsletter_user_meta

Options `wp_options` 15

newsletter_addons
newsletter_addons_updated
newsletter_backup_0.0.0
newsletter_install_time
newsletter_logger_secret
newsletter_main
newsletter_main_steps
newsletter_news
newsletter_news_updated
newsletter_public_page_check
newsletter_statistics
newsletter_system_warnings
newsletter_version
widget_newsletterwidget
widget_newsletterwidgetminimal

Sidebar Widgets 2

ID	Name
newsletterwidget	Newsletter
newsletterwidgetminimal	Newsletter Minimal

PHP Error Log 1 lines

[09-Jun-2025 06:24:55 UTC] PHP Warning:  Undefined array key "search_page" in /wp-content/plugins/newsletter/users/index.php on line 110

Newsletter 8.9.0