Report - ICS Calendar 12.0.3.1

Does ICS Calendar work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on 2026-01-27 01:12:58 UTC.

Summary

Errors

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

Performance

Memory usage: 72.08 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 version	6.9
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-06-18T16:01:00+00:00
Active installs	10,000+
WordPress.org page	https://wordpress.org/plugins/ics-calendar/
Badges	Get badge code

Pages 3

ICS Calendar ‹ Test site — WordPress

URL	/wp-admin/admin.php?page=ics-calendar#getting-started
Requested URL	/wp-admin/plugins.php?action=activate&plugin=ics-calendar%2Fics-calendar.php&plugin_status=all&paged=1&s&_wpnonce=e1836091ba
Aspect	after-activation
HTTP status	200
Load time	0.900 s
Memory usage	3.77 MiB
JS errors	None
Resource errors	None

ICS Calendar

URL	/wp-admin/admin.php?page=ics-calendar
Aspect	menu-item
HTTP status	200
Load time	0.377 s
Memory usage	3.75 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.268 s
Memory usage	4.17 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.431 s	0.393 s	-0.038 s	3.77 MiB	3.85 MiB	+ 83.75 KiB
/wp-admin/edit.php	0.365 s	0.316 s	-0.049 s	3.78 MiB	3.9 MiB	+ 122.41 KiB
/wp-admin/post-new.php	0.876 s	1.078 s	+0.202 s	6.3 MiB	6.4 MiB	+ 104.62 KiB
/wp-admin/upload.php	0.657 s	0.536 s	-0.121 s	3.73 MiB	3.78 MiB	+ 44.97 KiB
/wp-admin/options-writing.php	0.334 s	0.324 s	-0.010 s	3.71 MiB	3.76 MiB	+ 48.96 KiB
/wp-admin/media-new.php	0.506 s	0.364 s	-0.142 s	3.7 MiB	3.75 MiB	+ 57.16 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.401 s	0.324 s	-0.077 s	3.71 MiB	3.78 MiB	+ 67.52 KiB
/wp-admin/post-new.php?post_type=page	0.697 s	1.196 s	+0.499 s	6.29 MiB	6.39 MiB	+ 102.05 KiB
/wp-admin/options-discussion.php	0.334 s	0.341 s	+0.007 s	3.71 MiB	3.75 MiB	+ 45.46 KiB
/wp-admin/edit-comments.php	0.337 s	0.329 s	-0.008 s	3.73 MiB	3.77 MiB	+ 44.96 KiB
/	0.292 s	0.210 s	-0.082 s	4.1 MiB	4.17 MiB	+ 70.99 KiB
Average	0.475 s	0.492 s	+0.016 s	4.23 MiB	4.3 MiB	+ 72.08 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

PHP

Language		%	Lines of code	Comment lines	Files
	PO File	77.1%	26,889	11,176	27
	PHP	17.3%	6,021	1,394	45
	CSS	4.0%	1,400	53	3
	JavaScript	1.7%	578	110	2
	SVG	0.0%	7	0	7
Total			34,895	12,733	84

PHP Code Analysis | More results »

Lines of code	4,242
Total complexity	1,399
Median class complexity	822.0
Median method complexity	4.0
Most complex class	R34ICS
Most complex function	R34ICS::display_calendar()

Classes	1
Methods	65
Functions	96

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.

Options `wp_options` 10

r34ics_activation_redirect
r34ics_admin_access
r34ics_deferred_admin_notices
r34ics_i18n_locales
r34ics_locale
r34ics_previous_version
r34ics_refreshed
r34ics_transients_expiration
r34ics_use_new_defaults_10_6
r34ics_version

PHP Error Log

The log file is empty.

ICS Calendar 12.0.3.1