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  3. 10.44 (latest)

Subscribe2 10.44

Does Subscribe2 work with WordPress 6.8.2 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
2PHP notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 134.26 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 version6.8.2
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 20,000+
WordPress.org page https://wordpress.org/plugins/subscribe2/
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Pages 12

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=subscribe2%2Fsubscribe2.php&plugin_status=all&paged=1&s&_wpnonce=d4de00bed2
Aspect after-activation
HTTP status 200
Load time 0.326 s
Memory usage 3.69 MiB
JS errors None
Resource errors None

Subscribe2

Page screenshot: Subscribe2
URL /wp-admin/admin.php?page=s2
Aspect menu-item
HTTP status 200
Load time 0.182 s
Memory usage 3.87 MiB
JS errors None
Resource errors None

Subscribe2 → Subscribers

Page screenshot: Subscribe2 → Subscribers
URL /wp-admin/admin.php?page=s2_tools
Aspect menu-item
HTTP status 200
Load time 0.182 s
Memory usage 3.79 MiB
JS errors None
Resource errors None

Subscribe2 → Subscribers → Registered Subscribers

Page screenshot: Subscribe2 → Subscribers → Registered Subscribers
URL /wp-admin/admin.php?page=s2_tools&tab=registered
Aspect menu-item-tab
HTTP status 200
Load time 0.211 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings

Page screenshot: Subscribe2 → Settings
URL /wp-admin/admin.php?page=s2_settings
Aspect menu-item
HTTP status 200
Load time 0.199 s
Memory usage 3.91 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Templates

Page screenshot: Subscribe2 → Settings → Templates
URL /wp-admin/admin.php?page=s2_settings&tab=templates
Aspect menu-item-tab
HTTP status 200
Load time 0.212 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Registered Users

Page screenshot: Subscribe2 → Settings → Registered Users
URL /wp-admin/admin.php?page=s2_settings&tab=registered
Aspect menu-item-tab
HTTP status 200
Load time 0.200 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Appearance

Page screenshot: Subscribe2 → Settings → Appearance
URL /wp-admin/admin.php?page=s2_settings&tab=appearance
Aspect menu-item-tab
HTTP status 200
Load time 0.183 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Settings → Miscellaneous

Page screenshot: Subscribe2 → Settings → Miscellaneous
URL /wp-admin/admin.php?page=s2_settings&tab=misc
Aspect menu-item-tab
HTTP status 200
Load time 0.200 s
Memory usage 3.63 MiB
JS errors None
Resource errors None

Subscribe2 → Send Email

Page screenshot: Subscribe2 → Send Email
URL /wp-admin/admin.php?page=s2_posts
Aspect menu-item
HTTP status 200
Load time 0.186 s
Memory usage 3.63 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 0.193 s
Memory usage 3.5 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 1.526 s
Memory usage 6 MiB
JS errors 
[
    {
        "message": "TypeError: Cannot read properties of undefined (reading '_s2mail')\n    at /wp-content/plugins/subscribe2/gutenberg/sidebar.min.js?ver=1.1:1:241",
        "trace": null,
        "code": null
    }
]
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.388 s0.449 s+0.061 s3.51 MiB3.65 MiB+ 142.38 KiB
/wp-admin/edit.php0.224 s0.373 s+0.149 s3.57 MiB3.71 MiB+ 140.48 KiB
/wp-admin/post-new.php0.857 s1.104 s+0.247 s6.06 MiB6.23 MiB+ 176.65 KiB
/wp-admin/upload.php0.846 s0.425 s-0.421 s3.52 MiB3.64 MiB+ 123.06 KiB
/wp-admin/options-writing.php0.264 s0.201 s-0.063 s3.5 MiB3.62 MiB+ 127.05 KiB
/wp-admin/media-new.php0.316 s0.237 s-0.079 s3.49 MiB3.62 MiB+ 135.25 KiB
/wp-admin/edit-tags.php?taxonomy=category0.233 s0.192 s-0.041 s3.5 MiB3.65 MiB+ 145.92 KiB
/wp-admin/post-new.php?post_type=page0.685 s0.794 s+0.109 s6.05 MiB6.22 MiB+ 172.23 KiB
/wp-admin/options-discussion.php0.286 s0.347 s+0.061 s3.5 MiB3.62 MiB+ 123.55 KiB
/wp-admin/edit-comments.php0.462 s0.231 s-0.231 s3.52 MiB3.64 MiB+ 123.05 KiB
/0.336 s0.231 s-0.105 s3.43 MiB3.5 MiB+ 67.24 KiB
Average 0.445 s0.417 s-0.028 s3.97 MiB4.1 MiB+ 134.26 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
JavaScript
Language % Lines of code Comment lines Files
PHP84.7%7,6102,21925
JavaScript11.0%9906312
Markdown2.8%25501
CSS0.9%8002
JSON0.5%4501
Total 8,980 2,282 41

PHP Code Analysis | More results »

Lines of code 6,555
Total complexity 1,367
Median class complexity 50.0
Median method complexity 3.0
Most complex class S2_Core
Most complex function S2_Core::subscribe2_cron()
Classes 16
Methods 261
Functions 3

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 1

Options wp_options 2

User Metadata wp_usermeta 3

Sidebar Widgets 1

ID Name
s2_form_widgetSubscribe2 Widget

PHP Error Log 2 lines

[16-Jul-2025 05:25:27 UTC] PHP Notice:  Function _load_textdomain_just_in_time was called <strong>incorrectly</strong>. Translation loading for the <code>subscribe2</code> domain was triggered too early. This is usually an indicator for some code in the plugin or theme running too early. Translations should be loaded at the <code>init</code> action or later. Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 6.7.0.) in /wp-includes/functions.php on line 6121
[16-Jul-2025 05:25:45 UTC] PHP Notice:  Function wp_enqueue_script() was called <strong>incorrectly</strong>. "wp-editor" script should not be enqueued together with the new widgets editor (wp-edit-widgets or wp-customize-widgets). Please see <a href="https://developer.wordpress.org/advanced-administration/debug/debug-wordpress/">Debugging in WordPress</a> for more information. (This message was added in version 5.8.0.) in /wp-includes/functions.php on line 6121
See also: All tests for this plugin, How to Hide Subscribe2 Admin Menus