Rank Math SEO

Does Rank Math SEO work with WordPress 5.9.3 and PHP 7.4.8? A smoke test was performed on .


No PHP errors, warnings or notices
No JavaScript exceptions
All test pages loaded successfully
No resource errors
Looks good! No problems were detected.

Memory usage: 351.99 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.067 seconds
The average page load time increased by this amount after activating the plugin.

WordPress version5.9.3
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 1,000,000+
WordPress.org page https://wordpress.org/plugins/seo-by-rank-math/

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Pages 4

Setup Wizard - Rank Math

Page screenshot: Setup Wizard - Rank Math
URL /wp-admin/admin.php?page=rank-math-registration
Requested URL /wp-admin/plugins.php?action=activate&plugin=seo-by-rank-math%2Frank-math.php&plugin_status=all&paged=1&s&_wpnonce=e5c729721b
Aspect after-activation
HTTP status 200
Load time 0.923 s
Memory usage N/A
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 0.174 s
Memory usage 3.78 MiB
JS errors None
Resource errors None

Rank Math

Page screenshot: Rank Math
URL /wp-admin/admin.php?page=rank-math-registration
Aspect menu-item
HTTP status 200
Load time 0.314 s
Memory usage N/A
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
Aspect front-page
HTTP status 200
Load time 0.247 s
Memory usage 3.69 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.346 s0.256 s-0.090 s3.37 MiB3.71 MiB+ 352.34 KiB
/wp-admin/edit.php0.163 s0.171 s+0.008 s3.4 MiB3.75 MiB+ 354 KiB
/wp-admin/post-new.php0.719 s0.869 s+0.150 s5.69 MiB6.03 MiB+ 356.61 KiB
/wp-admin/upload.php0.401 s0.285 s-0.116 s3.25 MiB3.6 MiB+ 359.52 KiB
/wp-admin/options-writing.php0.211 s0.140 s-0.071 s3.24 MiB3.58 MiB+ 343.38 KiB
/wp-admin/media-new.php0.222 s0.199 s-0.023 s3.23 MiB3.58 MiB+ 359.7 KiB
/wp-admin/edit-tags.php?taxonomy=category0.153 s0.199 s+0.046 s3.27 MiB3.61 MiB+ 352.6 KiB
/wp-admin/post-new.php?post_type=page0.661 s1.588 s+0.927 s5.68 MiB6.03 MiB+ 352.23 KiB
/wp-admin/options-discussion.php0.211 s0.273 s+0.062 s3.22 MiB3.57 MiB+ 360.32 KiB
/wp-admin/edit-comments.php0.198 s0.184 s-0.014 s3.27 MiB3.64 MiB+ 376.96 KiB
/0.335 s0.188 s-0.147 s3.4 MiB3.69 MiB+ 304.24 KiB
Average 0.329 s0.396 s+0.067 s3.73 MiB4.07 MiB+ 351.99 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.

Language % Lines of code Comment lines Files
Total 64,970 23,803 670

PHP Code Analysis | More results »

Lines of code 37,302
Total complexity 7,796
Median class complexity 21.0
Median method complexity 2.0
Most complex class RankMath\Admin\Importers\AIOSEO
Most complex function RankMath\Tools\Yoast_Local_Converter::get_attributes()
Classes 251
Methods 2,344
Functions 75


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 6

Options wp_options 15

Custom Post Types 1

ID Name
scheduled-actionScheduled Actions

Capabilities 17

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide Rank Math SEO Admin Menus