Report - Contact Form 7 6.1.5

Does Contact Form 7 work with WordPress 6.9.1 and PHP 8.1.12? A smoke test was performed on 2026-02-08 09:47:48 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: 257.93 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	6.9.1
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-02-08T09:32:00+00:00
Active installs	10,000,000+
WordPress.org page	https://wordpress.org/plugins/contact-form-7/
Badges	Get badge code

Pages 5

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=contact-form-7%2Fwp-contact-form-7.php&plugin_status=all&paged=1&s&_wpnonce=bcaa49dc48
Aspect	after-activation
HTTP status	200
Load time	0.406 s
Memory usage	4.11 MiB
JS errors	None
Resource errors	None

Contact

URL	/wp-admin/admin.php?page=wpcf7
Aspect	menu-item
HTTP status	200
Load time	0.307 s
Memory usage	4.27 MiB
JS errors	None
Resource errors	None

Contact → Add Contact Form

URL	/wp-admin/admin.php?page=wpcf7-new
Aspect	menu-item
HTTP status	200
Load time	0.361 s
Memory usage	4.3 MiB
JS errors	None
Resource errors	None

Contact → Integration

URL	/wp-admin/admin.php?page=wpcf7-integration
Aspect	menu-item
HTTP status	200
Load time	0.292 s
Memory usage	4.22 MiB
JS errors	None
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.229 s
Memory usage	4.29 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.509 s	0.485 s	-0.024 s	3.78 MiB	4.01 MiB	+ 239.3 KiB
/wp-admin/edit.php	0.361 s	0.315 s	-0.046 s	3.78 MiB	4.06 MiB	+ 285.29 KiB
/wp-admin/post-new.php	0.837 s	0.909 s	+0.072 s	6.31 MiB	6.66 MiB	+ 365.8 KiB
/wp-admin/upload.php	0.668 s	0.407 s	-0.261 s	3.74 MiB	3.96 MiB	+ 227.66 KiB
/wp-admin/options-writing.php	0.329 s	0.301 s	-0.028 s	3.71 MiB	3.94 MiB	+ 231.66 KiB
/wp-admin/media-new.php	0.504 s	0.450 s	-0.054 s	3.7 MiB	3.94 MiB	+ 239.85 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.478 s	0.282 s	-0.196 s	3.72 MiB	3.96 MiB	+ 245.05 KiB
/wp-admin/post-new.php?post_type=page	0.672 s	0.624 s	-0.048 s	6.3 MiB	6.65 MiB	+ 359.62 KiB
/wp-admin/options-discussion.php	0.333 s	0.343 s	+0.010 s	3.71 MiB	3.94 MiB	+ 228.17 KiB
/wp-admin/edit-comments.php	0.319 s	0.326 s	+0.007 s	3.73 MiB	3.96 MiB	+ 227.66 KiB
/	0.293 s	0.211 s	-0.082 s	4.11 MiB	4.29 MiB	+ 187.15 KiB
Average	0.482 s	0.423 s	-0.059 s	4.24 MiB	4.49 MiB	+ 257.93 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	93.4%	16,910	2,810	109
	CSS	6.2%	1,121	65	6
	JSON	0.2%	38	0	1
	JavaScript	0.2%	29	0	7
	SVG	0.0%	1	0	1
Total			18,099	2,875	124

PHP Code Analysis | More results »

Lines of code	16,514
Total complexity	2,811
Median class complexity	8.5
Median method complexity	2.0
Most complex class	WPCF7_ContactForm
Most complex function	WPCF7_HTMLFormatter::append_start_tag()

Classes	66
Methods	501
Functions	308

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` 1

wpcf7

Custom Post Types 1

ID	Name
wpcf7_contact_form	Contact Forms

PHP Error Log

The log file is empty.

Contact Form 7 6.1.5