Report - Newsletter 8.9.2 - PluginTests.com

Does Newsletter work with WordPress 6.8.1 and PHP 8.1.12? A smoke test was performed on 2025-07-11 06:49:35 UTC.

Summary

Errors

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

Performance

Memory usage: 366.03 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	2025-07-11T06:44:00+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=3ab7d87ea9
Aspect	after-activation
HTTP status	200
Load time	1.276 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	0.634 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	0.778 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	0.315 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	0.303 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	0.328 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	0.505 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	0.462 s
Memory usage	3.95 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	0.755 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	0.356 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	0.340 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	0.271 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	1.395 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	0.327 s	0.361 s	+0.034 s	3.51 MiB	3.89 MiB	+ 388.83 KiB
/wp-admin/edit.php	0.184 s	0.218 s	+0.034 s	3.57 MiB	3.97 MiB	+ 411.23 KiB
/wp-admin/post-new.php	0.753 s	0.929 s	+0.176 s	6.06 MiB	6.5 MiB	+ 453.21 KiB
/wp-admin/upload.php	0.680 s	0.411 s	-0.269 s	3.52 MiB	3.89 MiB	+ 374.88 KiB
/wp-admin/options-writing.php	0.289 s	0.388 s	+0.099 s	3.5 MiB	3.87 MiB	+ 373.37 KiB
/wp-admin/media-new.php	0.280 s	0.199 s	-0.081 s	3.49 MiB	3.86 MiB	+ 381.56 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.187 s	0.197 s	+0.010 s	3.5 MiB	3.89 MiB	+ 392.23 KiB
/wp-admin/post-new.php?post_type=page	0.597 s	0.650 s	+0.053 s	6.05 MiB	6.43 MiB	+ 384.74 KiB
/wp-admin/options-discussion.php	0.261 s	0.265 s	+0.004 s	3.5 MiB	3.86 MiB	+ 369.87 KiB
/wp-admin/edit-comments.php	0.407 s	0.205 s	-0.202 s	3.52 MiB	3.89 MiB	+ 374.87 KiB
/	0.299 s	0.204 s	-0.095 s	3.44 MiB	3.56 MiB	+ 121.58 KiB
Average	0.388 s	0.366 s	-0.022 s	3.97 MiB	4.33 MiB	+ 366.03 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%	30,499	3,819	226
	CSS	13.7%	5,701	554	23
	JSON	7.1%	2,950	0	21
	JavaScript	5.2%	2,138	201	7
	HTML	0.5%	200	14	3
Total			41,488	4,588	280

PHP Code Analysis | More results »

Lines of code	17,765
Total complexity	3,587
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

[11-Jul-2025 06:49:58 UTC] PHP Warning:  Undefined array key "search_page" in /wp-content/plugins/newsletter/users/index.php on line 110

Newsletter 8.9.2