WP Compress – Image Optimizer [All-In-One] 5.01.01

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

Page speed impact: 0.059 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/

WordPress compatibility badge PHP compatibility badge

Get badge code

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=57635b0d63
Aspect after-activation
HTTP status 200
Load time 1.786 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 0.840 s
Memory usage 3.12 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 0.286 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.php0.476 s0.383 s-0.093 s2.75 MiB2.85 MiB+ 97.17 KiB
/wp-admin/edit.php0.210 s0.314 s+0.104 s2.8 MiB2.95 MiB+ 161.91 KiB
/wp-admin/post-new.php1.608 s1.917 s+0.309 s4.54 MiB4.71 MiB+ 165.48 KiB
/wp-admin/upload.php0.679 s0.647 s-0.032 s2.63 MiB2.79 MiB+ 162.7 KiB
/wp-admin/options-writing.php0.163 s0.169 s+0.006 s2.64 MiB2.77 MiB+ 126.03 KiB
/wp-admin/media-new.php0.204 s0.201 s-0.003 s2.6 MiB2.76 MiB+ 159.48 KiB
/wp-admin/edit-tags.php?taxonomy=category0.208 s0.212 s+0.004 s2.64 MiB2.8 MiB+ 159.7 KiB
/wp-admin/post-new.php?post_type=page1.386 s1.806 s+0.420 s4.53 MiB4.69 MiB+ 161.06 KiB
/wp-admin/options-discussion.php0.279 s0.401 s+0.122 s2.61 MiB2.76 MiB+ 158.85 KiB
/wp-admin/edit-comments.php0.359 s0.243 s-0.116 s2.65 MiB2.8 MiB+ 160.02 KiB
/0.320 s0.251 s-0.069 s2.56 MiB2.63 MiB+ 75.73 KiB
Average 0.536 s0.595 s+0.059 s3 MiB3.14 MiB+ 144.38 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