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Formidable Forms 6.28

Does Formidable Forms work with WordPress 6.9.4 and PHP 8.1.12? A smoke test was performed on .

Summary

Errors
No PHP errors, warnings or notices
1JavaScript exceptions
All test pages loaded successfully
No resource errors
Performance

Memory usage: 439.9 KiB
The average PHP memory usage increased by this amount after activating by the plugin.

Page speed impact: 0.025 seconds
The average page load time increased by this amount after activating the plugin.

Environment
WordPress version6.9.4
PHP version8.1.12
MySQL version10.6.10
PHP memory limit512M
Plugin Info
Last updated
Active installs 300,000+
WordPress.org page https://wordpress.org/plugins/formidable/
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Pages 17

Formidable | Onboarding Wizard ‹ Test site — WordPress

Page screenshot: Formidable | Onboarding Wizard ‹ Test site — WordPress
URL /wp-admin/admin.php?page=formidable-onboarding-wizard&step=consent-tracking
Requested URL /wp-admin/plugins.php?action=activate&plugin=formidable%2Fformidable.php&plugin_status=all&paged=1&s&_wpnonce=717beeedef
Aspect after-activation
HTTP status 200
Load time 2.449 s
Memory usage 6.96 MiB
JS errors None
Resource errors None

Formidable

Page screenshot: Formidable
URL /wp-admin/admin.php?page=formidable-dashboard
Aspect menu-item
HTTP status 200
Load time 3.268 s
Memory usage 6.81 MiB
JS errors None
Resource errors None

Formidable → Forms (Lite)

Page screenshot: Formidable → Forms (Lite)
URL /wp-admin/admin.php?page=formidable
Aspect menu-item
HTTP status 200
Load time 1.168 s
Memory usage 4.65 MiB
JS errors None
Resource errors None

Formidable → Entries

Page screenshot: Formidable → Entries
URL /wp-admin/admin.php?page=formidable-entries
Aspect menu-item
HTTP status 200
Load time 0.495 s
Memory usage 4.44 MiB
JS errors None
Resource errors None

Formidable → Views

Page screenshot: Formidable → Views
URL /wp-admin/admin.php?page=formidable-views
Aspect menu-item
HTTP status 200
Load time 1.123 s
Memory usage 4.52 MiB
JS errors None
Resource errors None

Formidable → Styles

Page screenshot: Formidable → Styles
URL /wp-admin/admin.php?page=formidable-styles
Aspect menu-item
HTTP status 200
Load time 1.196 s
Memory usage 4.84 MiB
JS errors None
Resource errors None

Formidable → Applications

Page screenshot: Formidable → Applications
URL /wp-admin/admin.php?page=formidable-applications
Aspect menu-item
HTTP status 200
Load time 0.478 s
Memory usage 4.32 MiB
JS errors None
Resource errors None

Formidable → Form Templates

Page screenshot: Formidable → Form Templates
URL /wp-admin/admin.php?page=formidable-form-templates
Aspect menu-item
HTTP status 200
Load time 1.317 s
Memory usage 5.97 MiB
JS errors None
Resource errors None

Formidable → PaymentsNEW

Page screenshot: Formidable → PaymentsNEW
URL /wp-admin/admin.php?page=formidable-settings&t=stripe_settings
Requested URL /wp-admin/admin.php?page=formidable-payments
Aspect menu-item
HTTP status 200
Load time 0.791 s
Memory usage 6.18 MiB
JS errors None
Resource errors None

Formidable → Import/Export

Page screenshot: Formidable → Import/Export
URL /wp-admin/admin.php?page=formidable-import
Aspect menu-item
HTTP status 200
Load time 0.540 s
Memory usage 4.59 MiB
JS errors None
Resource errors None

Formidable → Global Settings

Page screenshot: Formidable → Global Settings
URL /wp-admin/admin.php?page=formidable-settings
Aspect menu-item
HTTP status 200
Load time 0.531 s
Memory usage 6.11 MiB
JS errors None
Resource errors None

Formidable → Add-Ons

Page screenshot: Formidable → Add-Ons
URL /wp-admin/admin.php?page=formidable-addons
Aspect menu-item
HTTP status 200
Load time 0.594 s
Memory usage 4.55 MiB
JS errors None
Resource errors None

Formidable → Upgrade

Page screenshot: Formidable → Upgrade
URL https://formidableforms.com/upgrade-lite/?utm_source=plugin&utm_medium=lite&utm_campaign=upgrade&utm_content=submenu-upgrade
Requested URL /wp-admin/admin.php?page=formidable-pro-upgrade
Aspect menu-item
HTTP status 200
Load time 1.993 s
Memory usage N/A
JS errors 
[
    {
        "message": "Error: Aborting execution.\n    at https://cdn-4.convertexperiments.com/v1/js/100413972-100415336.js?environment=production&ver=2026.03.02:29:12017\n    at https://cdn-4.convertexperiments.com/v1/js/100413972-100415336.js?environment=production&ver=2026.03.02:29:202210\n    at https://cdn-4.convertexperiments.com/v1/js/100413972-100415336.js?environment=production&ver=2026.03.02:31:3",
        "trace": null,
        "code": null
    }
]
Resource errors None

Formidable → SMTP

Page screenshot: Formidable → SMTP
URL /wp-admin/admin.php?page=formidable-smtp
Aspect menu-item
HTTP status 200
Load time 1.191 s
Memory usage 4.32 MiB
JS errors None
Resource errors None

Appearance → Forms

Page screenshot: Appearance → Forms
URL /wp-admin/themes.php?page=formidable-styles2
Aspect menu-item
HTTP status 200
Load time 1.486 s
Memory usage 4.79 MiB
JS errors None
Resource errors None

Test site – Just another WordPress site

Page screenshot: Test site – Just another WordPress site
URL /
Aspect front-page
HTTP status 200
Load time 0.281 s
Memory usage 4.29 MiB
JS errors None
Resource errors None

Widgets ‹ Test site — WordPress

Page screenshot: Widgets ‹ Test site — WordPress
URL /wp-admin/widgets.php
Aspect new-sidebar-widgets
HTTP status 200
Load time 1.122 s
Memory usage 6.62 MiB
JS errors None
Resource errors None

Benchmark

URL Load time Memory usage
Inactive Active Change Inactive Active Change
/wp-admin/index.php0.434 s0.466 s+0.032 s3.78 MiB4.22 MiB+ 452.58 KiB
/wp-admin/edit.php0.363 s0.337 s-0.026 s3.78 MiB4.28 MiB+ 505.16 KiB
/wp-admin/post-new.php0.905 s1.029 s+0.124 s6.31 MiB6.84 MiB+ 547.37 KiB
/wp-admin/upload.php0.461 s0.510 s+0.049 s3.74 MiB4.16 MiB+ 434.26 KiB
/wp-admin/options-writing.php0.398 s0.344 s-0.054 s3.71 MiB4.13 MiB+ 429.45 KiB
/wp-admin/media-new.php0.542 s0.511 s-0.031 s3.7 MiB4.13 MiB+ 437.64 KiB
/wp-admin/edit-tags.php?taxonomy=category0.318 s0.455 s+0.137 s3.72 MiB4.15 MiB+ 448 KiB
/wp-admin/post-new.php?post_type=page0.704 s0.659 s-0.045 s6.3 MiB6.83 MiB+ 540.85 KiB
/wp-admin/options-discussion.php0.338 s0.521 s+0.183 s3.71 MiB4.13 MiB+ 425.63 KiB
/wp-admin/edit-comments.php0.353 s0.348 s-0.005 s3.73 MiB4.16 MiB+ 430.95 KiB
/0.281 s0.196 s-0.085 s4.11 MiB4.29 MiB+ 187.08 KiB
Average 0.463 s0.489 s+0.025 s4.24 MiB4.67 MiB+ 439.9 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
PO File
Language % Lines of code Comment lines Files
PHP74.5%59,33430,134409
PO File14.5%11,5576,2455
JavaScript7.2%5,7081,16132
CSS3.1%2,44314719
SVG0.6%501028
XML0.1%10011
Total 79,643 37,688 494

PHP Code Analysis | More results »

Lines of code 45,558
Total complexity 10,430
Median class complexity 20.5
Median method complexity 2.0
Most complex class FrmAppHelper
Most complex function FrmFormsHelper::form_switcher()
Classes 216
Methods 3,474
Functions 4

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.

Database Tables 4

Options wp_options 18

User Metadata wp_usermeta 1

Custom Post Types 2

ID Name
frm_stylesStyles
frm_form_actionsForm Actions

Sidebar Widgets 1

ID Name
frm_show_formFormidable Form

Capabilities 6

PHP Error Log

The log file is empty.

See also: All tests for this plugin, How to Hide Formidable Forms Admin Menus