Report - Simple Calendar 4.0.4

Does Simple Calendar work with WordPress 7.0 and PHP 8.1.12? A smoke test was performed on 2026-06-16 11:29:38 UTC.

Summary

Errors

1	PHP deprecation warnings
	No JavaScript exceptions
	All test pages loaded successfully
	No resource errors

Performance

Memory usage: 180.29 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	7.0
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-09-14T07:16:00+00:00
Active installs	50,000+
WordPress.org page	https://wordpress.org/plugins/google-calendar-events/
Badges	Get badge code

Pages 10

Connect ‹ Test site — WordPress

URL	/wp-admin/edit.php?post_type=calendar&page=simple-calendar_settings
Requested URL	/wp-admin/plugins.php?action=activate&plugin=google-calendar-events%2Fgoogle-calendar-events.php&plugin_status=all&paged=1&s&_wpnonce=eb5bcbe52e
Aspect	after-activation
HTTP status	200
Load time	1.798 s
Memory usage	4.88 MiB
JS errors	None
Resource errors	None

Calendars

URL	/wp-admin/edit.php?post_type=calendar
Aspect	menu-item
HTTP status	200
Load time	0.884 s
Memory usage	4.12 MiB
JS errors	None
Resource errors	None

Calendars → Add New calendar

URL	/wp-admin/post-new.php?post_type=calendar
Aspect	menu-item
HTTP status	200
Load time	1.786 s
Memory usage	4.6 MiB
JS errors	None
Resource errors	None

Calendars → Categories

URL	/wp-admin/edit-tags.php?taxonomy=calendar_category&post_type=calendar
Aspect	menu-item
HTTP status	200
Load time	0.645 s
Memory usage	4.05 MiB
JS errors	None
Resource errors	None

Calendars → Connect New!

URL	/wp-admin/edit.php?post_type=calendar&page=simple-calendar_settings
Aspect	menu-item
HTTP status	200
Load time	1.411 s
Memory usage	4.13 MiB
JS errors	None
Resource errors	None

Calendars → Settings

URL	/wp-admin/edit.php?post_type=calendar&page=simple-calendar_misc_settings
Aspect	menu-item
HTTP status	200
Load time	0.740 s
Memory usage	4.19 MiB
JS errors	None
Resource errors	None

Calendars → Add-ons

URL	/wp-admin/edit.php?post_type=calendar&page=simple-calendar_add_ons
Aspect	menu-item
HTTP status	200
Load time	0.588 s
Memory usage	4.06 MiB
JS errors	None
Resource errors	None

Calendars → Tools

URL	/wp-admin/edit.php?post_type=calendar&page=simple-calendar_tools
Aspect	menu-item
HTTP status	200
Load time	1.068 s
Memory usage	4.45 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.288 s
Memory usage	4.34 MiB
JS errors	None
Resource errors	None

Widgets ‹ Test site — WordPress

URL	/wp-admin/widgets.php
Aspect	new-sidebar-widgets
HTTP status	200
Load time	2.115 s
Memory usage	6.6 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.848 s	1.067 s	+0.219 s	3.92 MiB	4.13 MiB	+ 211.41 KiB
/wp-admin/edit.php	0.545 s	0.553 s	+0.008 s	3.98 MiB	4.17 MiB	+ 191.7 KiB
/wp-admin/post-new.php	2.242 s	2.285 s	+0.043 s	6.56 MiB	6.77 MiB	+ 217.69 KiB
/wp-admin/upload.php	0.719 s	0.704 s	-0.015 s	3.89 MiB	4.06 MiB	+ 176.16 KiB
/wp-admin/options-writing.php	0.567 s	0.551 s	-0.016 s	3.86 MiB	4.02 MiB	+ 167.16 KiB
/wp-admin/media-new.php	1.001 s	0.586 s	-0.415 s	3.85 MiB	4.02 MiB	+ 175.35 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.530 s	0.630 s	+0.100 s	3.86 MiB	4.04 MiB	+ 180.44 KiB
/wp-admin/post-new.php?post_type=page	1.451 s	1.886 s	+0.435 s	6.55 MiB	6.76 MiB	+ 217.87 KiB
/wp-admin/options-discussion.php	0.776 s	0.718 s	-0.058 s	3.86 MiB	4.02 MiB	+ 163.66 KiB
/wp-admin/edit-comments.php	0.542 s	0.555 s	+0.013 s	3.88 MiB	4.04 MiB	+ 163.7 KiB
/	0.301 s	0.204 s	-0.097 s	4.23 MiB	4.34 MiB	+ 118.06 KiB
Average	0.866 s	0.885 s	+0.020 s	4.4 MiB	4.58 MiB	+ 180.29 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.

PHP

Language		%	Lines of code	Comment lines	Files
	PHP	93.2%	14,949	6,918	89
	PO File	4.9%	783	455	1
	SVG	1.9%	302	0	27
Total			16,034	7,373	117

PHP Code Analysis | More results »

Lines of code	13,661
Total complexity	2,929
Median class complexity	26.0
Median method complexity	3.0
Most complex class	SimpleCalendar\Browser
Most complex function	SimpleCalendar\Events\Event_Builder::process_event_content()

Classes	64
Methods	483
Functions	58

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` 3

simple-calendar_admin_notices
simple-calendar_version
widget_gce_widget

Custom Post Types 1

ID	Name
calendar	Calendars

Sidebar Widgets 1

ID	Name
gce_widget	Simple Calendar

Meta Boxes

{
    "calendar": {
        "simcal-calendar-settings": {
            "title": "Calendar Settings",
            "context": "normal"
        },
        "simcal-upgrade": {
            "title": "Looking for more?",
            "context": "side"
        },
        "simcal-get-shortcode": {
            "title": "Calendar Shortcode",
            "context": "side"
        }
    }
}

PHP Error Log 1 lines

[16-Jun-2026 11:30:05 UTC] PHP Deprecated:  version_compare(): Passing null to parameter #1 ($version1) of type string is deprecated in /wp-content/plugins/google-calendar-events/includes/update.php on line 69

Simple Calendar 4.0.4