WP Fastest Cache

Does WP Fastest Cache work with WordPress 5.7.1 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: 78.2 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.

WordPress version5.7.1
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/wp-fastest-cache/

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Pages 3

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=wp-fastest-cache%2FwpFastestCache.php&plugin_status=all&paged=1&s&_wpnonce=12665704db
Aspect after-activation
HTTP status 200
Load time 0.294 s
Memory usage 2.86 MiB
JS errors None
Resource errors None

WP Fastest Cache

Page screenshot: WP Fastest Cache
URL /wp-admin/admin.php?page=wpfastestcacheoptions
Aspect menu-item
HTTP status 200
Load time 0.470 s
Memory usage 2.98 MiB
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 0.211 s
Memory usage 2.73 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.259 s0.281 s+0.022 s2.82 MiB2.9 MiB+ 84.09 KiB
/wp-admin/edit.php0.181 s0.208 s+0.027 s2.86 MiB2.95 MiB+ 85.13 KiB
/wp-admin/post-new.php1.003 s1.154 s+0.151 s5.02 MiB5.13 MiB+ 104.27 KiB
/wp-admin/upload.php0.486 s0.392 s-0.094 s2.7 MiB2.78 MiB+ 82.37 KiB
/wp-admin/options-writing.php0.283 s0.152 s-0.131 s2.71 MiB2.76 MiB+ 49.72 KiB
/wp-admin/media-new.php0.230 s0.174 s-0.056 s2.67 MiB2.75 MiB+ 83.16 KiB
/wp-admin/edit-tags.php?taxonomy=category0.212 s0.211 s-0.001 s2.77 MiB2.85 MiB+ 85.63 KiB
/wp-admin/post-new.php?post_type=page1.198 s0.635 s-0.563 s5.01 MiB5.11 MiB+ 99.23 KiB
/wp-admin/options-discussion.php0.311 s0.297 s-0.014 s2.67 MiB2.76 MiB+ 82.85 KiB
/wp-admin/edit-comments.php0.231 s0.243 s+0.012 s2.78 MiB2.86 MiB+ 83.02 KiB
/0.286 s0.236 s-0.050 s2.71 MiB2.73 MiB+ 20.76 KiB
Average 0.425 s0.362 s-0.063 s3.16 MiB3.23 MiB+ 78.2 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.

PO File
Language % Lines of code Comment lines Files
PO File22.7%3,6451,86912
Total 16,082 2,924 84

PHP Code Analysis | More results »

Lines of code 6,511
Total complexity 1,749
Median class complexity 110.5
Median method complexity 4.0
Most complex class WpFastestCache
Most complex function WpFastestCacheAdmin::optionsPage()
Classes 12
Methods 226
Functions 5


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.

Options wp_options 1

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide the "WP Fastest Cache" Admin Menu