Report - Newsletters, Email Marketing, SMS and Popups by Omnisend 1.7.8

Does "Newsletters, Email Marketing, SMS and Popups by Omnisend" work with WordPress 6.9 and PHP 8.1.12? A smoke test was performed on 2025-12-02 22:45:16 UTC.

Summary

Errors

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

Performance

Memory usage: 23.58 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.038 seconds
The average page load time increased by this amount after activating the plugin.

Environment

WordPress version	6.9
PHP version	8.1.12
MySQL version	10.6.10
PHP memory limit	512M

Plugin Info

Last updated	2026-08-14T08:27:00+00:00
Active installs	100,000+
WordPress.org page	https://wordpress.org/plugins/omnisend/
Badges	Get badge code

Pages 4

Plugins ‹ Test site — WordPress

URL	/wp-admin/plugins.php?plugin_status=all&paged=1&s
Requested URL	/wp-admin/plugins.php?action=activate&plugin=omnisend%2Fclass-omnisend-core-bootstrap.php&plugin_status=all&paged=1&s&_wpnonce=bb1d61877d
Aspect	after-activation
HTTP status	200
Load time	0.480 s
Memory usage	3.76 MiB
JS errors	None
Resource errors	None

Omnisend Email Marketing

URL	/wp-admin/admin.php?page=omnisend
Aspect	menu-item
HTTP status	200
Load time	2.247 s
Memory usage	3.72 MiB
JS errors	[ { "message": "Error: Minified React error #200; visit https://reactjs.org/docs/error-decoder.html?invariant=200 for the full message or use the non-minified dev environment for full errors and additional helpful warnings.\n at e.render (/wp-includes/js/dist/vendor/react-dom.min.js?ver=18.3.1.1:10:128046)\n at /wp-content/plugins/omnisend/build/notices.js?ver=f04ee01d8b89a22a0464:1:681\n at /wp-content/plugins/omnisend/build/notices.js?ver=f04ee01d8b89a22a0464:1:762", "trace": null, "code": null } ]
Resource errors	None

Omnisend Email Marketing → Add-Ons

URL	/wp-admin/admin.php?page=omnisend-app-market
Aspect	menu-item
HTTP status	200
Load time	0.587 s
Memory usage	3.72 MiB
JS errors	[ { "message": "Error: Minified React error #200; visit https://reactjs.org/docs/error-decoder.html?invariant=200 for the full message or use the non-minified dev environment for full errors and additional helpful warnings.\n at e.render (/wp-includes/js/dist/vendor/react-dom.min.js?ver=18.3.1.1:10:128046)\n at /wp-content/plugins/omnisend/build/notices.js?ver=f04ee01d8b89a22a0464:1:681\n at /wp-content/plugins/omnisend/build/notices.js?ver=f04ee01d8b89a22a0464:1:762", "trace": null, "code": null } ]
Resource errors	None

Test site – Just another WordPress site

URL	/
Aspect	front-page
HTTP status	200
Load time	0.418 s
Memory usage	4.13 MiB
JS errors	None
Resource errors	None

Benchmark

URL	Load time			Memory usage
URL	Inactive	Active	Change	Inactive	Active	Change
/wp-admin/index.php	0.425 s	0.513 s	+0.088 s	3.78 MiB	3.8 MiB	+ 24.02 KiB
/wp-admin/edit.php	0.368 s	0.341 s	-0.027 s	3.78 MiB	3.81 MiB	+ 24.33 KiB
/wp-admin/post-new.php	0.891 s	1.764 s	+0.873 s	6.31 MiB	6.36 MiB	+ 58.96 KiB
/wp-admin/upload.php	0.462 s	0.557 s	+0.095 s	3.74 MiB	3.75 MiB	+ 7.23 KiB
/wp-admin/options-writing.php	0.339 s	0.352 s	+0.013 s	3.71 MiB	3.72 MiB	+ 10.91 KiB
/wp-admin/media-new.php	0.528 s	0.432 s	-0.096 s	3.7 MiB	3.72 MiB	+ 19.11 KiB
/wp-admin/edit-tags.php?taxonomy=category	0.327 s	0.355 s	+0.028 s	3.72 MiB	3.75 MiB	+ 29.78 KiB
/wp-admin/post-new.php?post_type=page	1.180 s	0.754 s	-0.426 s	6.3 MiB	6.35 MiB	+ 52.45 KiB
/wp-admin/options-discussion.php	0.445 s	0.365 s	-0.080 s	3.71 MiB	3.72 MiB	+ 7.41 KiB
/wp-admin/edit-comments.php	0.358 s	0.367 s	+0.009 s	3.73 MiB	3.74 MiB	+ 6.91 KiB
/	0.287 s	0.229 s	-0.058 s	4.12 MiB	4.14 MiB	+ 18.25 KiB
Average	0.510 s	0.548 s	+0.038 s	4.24 MiB	4.26 MiB	+ 23.58 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

JavaScript

CSS

Language		%	Lines of code	Comment lines	Files
	PHP	72.9%	4,425	3,107	50
	JavaScript	11.5%	698	1	19
	CSS	9.4%	573	1	4
	SVG	3.8%	232	1	8
	HTML	1.9%	118	0	2
	JSON	0.4%	27	0	1
Total			6,073	3,110	84

PHP Code Analysis | More results »

Lines of code	4,188
Total complexity	1,107
Median class complexity	20.0
Median method complexity	1.0
Most complex class	Omnisend\SDK\V1\Contact
Most complex function	Omnisend\Internal\ProductFactory::create_product()

Classes	45
Methods	435
Functions	0

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

omni_send_core_landing_page_last_visit_time
omni_send_core_landing_page_notification_state
omni_send_core_landing_page_visited

PHP Error Log 4 lines

[02-Dec-2025 22:45:43 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:45:43 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:45:53 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131
[02-Dec-2025 22:45:53 UTC] PHP Deprecated:  Function WP_Dependencies-&gt;add_data() was called with an argument that is <strong>deprecated</strong> since version 6.9.0! IE conditional comments are ignored by all supported browsers. in /wp-includes/functions.php on line 6131

Newsletters, Email Marketing, SMS and Popups by Omnisend 1.7.8