WP Compress – Image Optimizer [All-In-One] 5.00.58

Does WP Compress | Image Optimizer work with WordPress 5.5.3 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: 130.58 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.024 seconds
The average page load time increased by this amount after activating the plugin.

WordPress version5.5.3
PHP version7.4.8
MySQL version8.0.21
PHP memory limit256M
Plugin Info
Last updated
Active installs 1,000+
WordPress.org page https://wordpress.org/plugins/wp-compress-image-optimizer/

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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-compress-image-optimizer%2Fwp-compress.php&plugin_status=all&paged=1&s&_wpnonce=8b7c8e99b4
Aspect after-activation
HTTP status 200
Load time 1.946 s
Memory usage 3.48 MiB
JS errors None
Resource errors None

Settings → WP Compress

Page screenshot: Settings → WP Compress
URL /wp-admin/options-general.php?page=wpcompress
Aspect menu-item
HTTP status 200
Load time 0.836 s
Memory usage 3.16 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 0.279 s
Memory usage 2.63 MiB
JS errors None
Resource errors None


URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.530 s0.358 s-0.172 s2.75 MiB2.84 MiB+ 83.43 KiB
/wp-admin/edit.php0.248 s0.239 s-0.009 s2.8 MiB2.94 MiB+ 147.85 KiB
/wp-admin/post-new.php1.539 s2.043 s+0.504 s4.55 MiB4.69 MiB+ 151.73 KiB
/wp-admin/upload.php0.649 s0.683 s+0.034 s2.63 MiB2.77 MiB+ 148.64 KiB
/wp-admin/options-writing.php0.186 s0.194 s+0.008 s2.64 MiB2.75 MiB+ 111.98 KiB
/wp-admin/media-new.php0.224 s0.206 s-0.018 s2.6 MiB2.75 MiB+ 145.42 KiB
/wp-admin/edit-tags.php?taxonomy=category0.193 s0.197 s+0.004 s2.64 MiB2.79 MiB+ 145.65 KiB
/wp-admin/post-new.php?post_type=page1.413 s1.449 s+0.036 s4.53 MiB4.67 MiB+ 139.32 KiB
/wp-admin/options-discussion.php0.357 s0.361 s+0.004 s2.61 MiB2.75 MiB+ 144.8 KiB
/wp-admin/edit-comments.php0.232 s0.209 s-0.023 s2.65 MiB2.79 MiB+ 145.97 KiB
/0.345 s0.240 s-0.105 s2.56 MiB2.63 MiB+ 71.54 KiB
Average 0.538 s0.562 s+0.024 s3 MiB3.12 MiB+ 130.58 KiB


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 2

PHP Error Log

The log file is empty.

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