WPIntell

Market

scheduler

Scheduler matters only if the evidence supports a paid workflow around keeping booking availability and appointment flows working, not a list of isolated fixes. The current commercial thesis is: Booking failures directly cost appointments, staff time, and customer trust. The entry wedge is to check booking availability, notifications, payment handoff, and calendar sync before customers hit problems.

Proof Health

Open evidence

Commercial opportunities need traceable source links before they are treated as build-worthy.

77 / 108 rows with source links

71.3% of this page's analysis has direct source links.

0 build-decision rows missing links

0 rows here require auditable proof before promotion.

31 rows with no attached evidence

0 rows have source counts but still need direct links.

Opportunity Summary

Full report

Build a booking revenue assurance plugin for service businesses and booking-site builders: Booking failures directly cost appointments, staff time, and customer trust. The first wedge is to check booking availability, notifications, payment handoff, and calendar sync before customers hit problems.

The unmet need is not the individual complaint. It is the recurring business workflow: Booking failures directly cost appointments, staff time, and customer trust. Current stage: commercial plugin opportunity.

Competitors

13 shown
Cronjob Scheduler 1.0K installs · 4.4
praise owner
-100.0%momentum 64.5weakness 10/12pain/praise

Pain still appears around support, bugs despite praise for quality, support.

source 1 source 2
Cleanup Action Scheduler 1.0K installs · 3.2
praise owner
-100.0%momentum 64.2weakness 6/4pain/praise

Pain still appears around bugs, pricing despite praise for quality, reliable.

source 1 source 2
Automatic Post Scheduler 60 installs · 5.0
praise owner
-100.0%momentum 62.1weakness 9/4pain/praise

Pain still appears around bugs, missing feature despite praise for quality, reliable.

source 1 source 2
Action Scheduler 20.0K installs · 3.5
praise owner
-100.0%momentum 46.2weakness 5/10pain/praise

Pain still appears around bugs, compatibility despite praise for quality, reliable.

source 1 source 2
Easy!Appointments 500 installs · 4.4
praise owner
-100.0%momentum 46.5weakness 16/7pain/praise

Pain still appears around missing feature, bugs despite praise for value, easy.

source 1 source 2
Front Page Scheduler 200 installs · 4.6
praise owner
-100.0%momentum 44.4weakness 14/9pain/praise

Pain still appears around compatibility, missing feature despite praise for reliable, quality.

source 1 source 2
Cron Jobs 2.0K installs · 4.7
praise owner
-100.0%momentum 18.1weakness 0/4pain/praise

Owned praise to avoid copying: easy, quality.

source 1

Evidence

Open evidence explorer
complaint Clock in portal Critical error

Clock in portal Critical error: users show bugs, compatibility, performance pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Clock in portal Critical error Hi, We just updated the plugin to the latest and suddenly all the staff is getting this error, only on the dashboard. complaint unable to add a new staff member

unable to add a new staff member: users show security, bugs, compatibility pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · I tried to email you guys and it failed.. complaint Urgent – Error in Plugin Settings – Localhost

Urgent – Error in Plugin Settings – Localhost: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Urgent – Error in Plugin Settings – Localhost I have installed my Intranet website on Local PC. complaint Like a Leech

Like a Leech: users show bugs, compatibility, performance pain that may indicate a product gap.

Action Scheduler · Manually removing tables – crashes my site. complaint This is malware

This is malware: users show security, bugs, compatibility pain that may indicate a product gap.

Action Scheduler · This is malware This plugin is a classical malware: 1) it acts hidden: it integrates in WordPress core, don’t identificate itself for site owner, don’t allow any management of it’s activity or control for site owner. complaint Action Scheduler stucking events in “pending”

Action Scheduler stucking events in “pending”: users show bugs, compatibility, support pain that may indicate a product gap.

Advanced Cron Scheduler for WordPress · I get the following error log: 2022-01-24T12:10:10+00:00 CRITICAL Uncaught InvalidArgumentException: Unidentified action 151146 in /var/www/wp-content/plugins/migrate-wp-cron-to-action-scheduler/vendor/woocommerce/action-scheduler/classes/data-stores/ActionScheduler_DBStore.php:451 Stack trace: #0 /var/www/wp-content/plugins/migrate-wp-cron-to-action-schedul complaint Install error

Install error: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Easy!Appointments · Install error Following error when click on install PHP Fatal error: Uncaught Error: Class 'ZipArchive' not found in /var/www/html/wordpress/wp-content/plugins/easyappointments/core/Operations/Install.php:103\nStack trace:\n#0 /var/www/html/wordpress/wp-content/plugins/easyappointments/core/Operations/Install.php(69): EAWP\\Core\\Operations\\Install->unzipFi complaint Dashboard error after latest update

Dashboard error after latest update: users show bugs, compatibility, support pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Dashboard error after latest update Hi, We just updated the plugin to 2.0 and suddenly all the staff is getting this error on their respective dashboards “There has been a critical error on this website please check your site admin email inbox for instructions” Please help, Thanks This topic was modified 3 years, 11 months ago by m3gadeath . complaint great first, junk after

great first, junk after: users show bugs, pricing, support pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · great first, junk after I used the free version and it started to not work. mixed The plugin is contantly failing

The plugin is contantly failing: users show bugs, compatibility, performance pain that may indicate a product gap.

Cron Setup and Monitor – Get URL Cron · The plugin is contantly failing The plugin is on the latest version 1.5.0 The site is running with the latest version of WordPress 6.6.1, – we’re now getting this error, – upon every time the the plugin is executed. mixed How to remove this?

How to remove this?: users show bugs, compatibility, performance pain that may indicate a product gap.

Action Scheduler · Thanks Hello, Still waiting for help about this. mixed Async actions get stuck in ‘past-due’

Async actions get stuck in ‘past-due’: users show security, bugs, compatibility pain that may indicate a product gap.

Action Scheduler · How can I troubleshoot this issue? mixed Cronjob Scheduler causes performance lags in WP

Cronjob Scheduler causes performance lags in WP: users show security, bugs, compatibility pain that may indicate a product gap.

Cronjob Scheduler · Cronjob Scheduler causes performance lags in WP WordPress reports two performance errors related to this plug-in. mixed Action Scheduler past due and fatar error lots,

Action Scheduler past due and fatar error lots,: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Action Scheduler · Action Scheduler past due and fatar error lots, My website shows up a lot of Action Scheduler past due. mixed Fatal Error with Version 3.9.1

Fatal Error with Version 3.9.1: users show bugs, compatibility, support pain that may indicate a product gap.

Action Scheduler · Fatal Error with Version 3.9.1 Hi there, running recent WP and AS on PHP 8.3.1 and when i try to access AS through wp-admin tools-menu i get a critical error. mixed Urgent: What do I do about Action Exists = “No”

Urgent: What do I do about Action Exists = “No”: users show bugs, compatibility, support pain that may indicate a product gap.

Cronjob Scheduler · Urgent: What do I do about Action Exists = “No” I have installed cronjob scheduler and created my unix cron job. complaint It causes fatal errors on Rank Math

It causes fatal errors on Rank Math: users show bugs, compatibility, support pain that may indicate a product gap.

Cleanup Action Scheduler · It causes fatal errors on Rank Math Hi, the plugin is generating fatal errors on Rank Math because seems to filter with null values some hooks, this is an example: On ActionScheduler_QueueCleaner.php on line 34 the variable $lifespan is null causing the fatal error: public function delete_old_actions() { $lifespan = apply_filters( ‘action_scheduler_retention mixed Emails not being sent

Emails not being sent: users show security, bugs, compatibility pain that may indicate a product gap.

Cron Setup and Monitor – Get URL Cron · Emails not being sent I just installed this plugin to assist with a need to call a specific URL every hour between Mon to Fri 9am – 5pm. complaint This plugin is broken and almost malicious in nature.

A reviewer says Action Scheduler created millions of records, gigabytes of database bloat, and terabytes of internal traffic that slowed the server badly.

Action Scheduler · It was scheduling millions of claims and logs. complaint Front Page Schedular Causing er 500

Front Page Schedular Causing er 500: users show bugs, compatibility pain that may indicate a product gap.

Front Page Scheduler · Front Page Schedular Causing er 500 According to the server logs, there is an error on the front-page-scheduler plugin : ‘PHP message: PHP Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, bool given in /NAS2/vhosts/WH17111/thhshop.eu/public_www/wp-content/plugins/front-page-scheduler/front-page-scheduler.php Th complaint 500 error after saving new schedule rule

500 error after saving new schedule rule: users show bugs, compatibility pain that may indicate a product gap.

Front Page Scheduler · 500 error after saving new schedule rule After saving a new rule, the website will break and show the following error in the logs: PHP Fatal error: Uncaught TypeError: json_decode(): Argument #1 ($json) must be of type string, array given in /data/sites/web/{website-name}/wp-content/plugins/front-page-scheduler/front-page-scheduler.php:177 I tried digging in complaint Critical error using plugin and no support for this plugin

Critical error using plugin and no support for this plugin: users show bugs, support pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Critical error using plugin and no support for this plugin The plugin was good However, it has started to give critical error. complaint doesnt work

doesnt work: users show bugs, compatibility pain that may indicate a product gap.

Automatic Post Scheduler · doesnt work Fatal error: Call to undefined function wp_get_current_user() in /www/wp-includes/capabilities.php on line 1028 After click to Network Admin Fatal error: Call to undefined function wp_get_current_user() in /www/wp-includes/capabilities.php on line 1028 After click to Network Admin complaint WordPress database error Table ‘XXXXX.wpsj_actionscheduler_actions’ do

Missing Action Scheduler database tables disrupted subscriptions and online payments on a WooCommerce site.

Action Scheduler · my subscriptions no longer work and people have problems to pay online complaint Action Scheduler stopped working out of the blue – Past Due actions only

Action Scheduler stopped processing scheduled tasks because of a MariaDB SKIP LOCKED issue, and upgrading MariaDB fixed it.

Action Scheduler · all scheduled tasks ends up as "past due", no matter what. mixed Maximum simultaneous queues

A high-volume WooCommerce store had Action Scheduler queues piling up enough to threaten database memory until a dedicated WP-CLI cron stabilized processing.

Action Scheduler · without it would hang / freeze and ram would build up close to OOM if not OOM on MariaDB praise Wonderful – a Project saver

Wonderful – a Project saver: users show bugs, compatibility, pricing pain that may indicate a product gap.

Action Scheduler · Wonderful – a Project saver I had migrated a ton of sites to a new server and (I thought) tested them. question Change name in mail confermation

Change name in mail confermation: users show security pain that may indicate a product gap.

Easy!Appointments · Change name in mail confermation Hello there,i have a question, When the client receive an email it says “WordPress appointment” on the subject, and usually the mail goes in the spam. praise Great plugin!

Great plugin!: users show bugs, missing feature, migration pain that may indicate a product gap.

Advanced Cron Scheduler for WordPress · Great plugin! complaint URGENT: cronjob scheduler not running automatically

URGENT: cronjob scheduler not running automatically: users show bugs, compatibility, performance pain that may indicate a product gap.

Cronjob Scheduler · URGENT: cronjob scheduler not running automatically Hi, URGENT HELP REQUIRED We have updated the WordPress and woocoomerce (5.1.0) versions. complaint Installation Error

Installation Error: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Installation Error Hi, Im getting this error when im installing the clock in portal plugin. complaint Cronjobs with WordPress 5.5 and last run of cronjob

Cronjobs with WordPress 5.5 and last run of cronjob: users show bugs, compatibility, support pain that may indicate a product gap.

Cronjob Scheduler · Is there a way to check when the last time was a job was executed and not only the next time? complaint Missing Buttons (Disconnect, Install, Connect) + admin-ajax.php Status 500 Error

Missing Buttons (Disconnect, Install, Connect) + admin-ajax.php Status 500 Error: users show bugs, compatibility, performance pain that may indicate a product gap.

Easy!Appointments · Missing Buttons (Disconnect, Install, Connect) + admin-ajax.php Status 500 Error Migrated WordPress from staging subdirectory to production root directory. complaint Need help… I can not office in before 10:00am

Need help… I can not office in before 10:00am: users show bugs, missing feature, support pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · Need help… I can not office in before 10:00am Dear weblizar, I just installed this plug-in yesterday, it’s tested fine. complaint Needs code placement instructions

Needs code placement instructions: users show bugs, compatibility, support pain that may indicate a product gap.

Action Scheduler · After all, I want to write my own php code to be called every five minutes or so. complaint Rotation

Rotation: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Front Page Scheduler · Rotation Dear support, I installed the plugin (very good idea) but is not working. complaint modified review

modified review: users show bugs, compatibility, performance pain that may indicate a product gap.

Easy!Appointments · I determined the problem was an older PHP version active on website. complaint Plugin Is Causing Problem

Plugin Is Causing Problem: users show bugs, compatibility, support pain that may indicate a product gap.

Front Page Scheduler · Plugin Is Causing Problem Hello, When I am installing this plugin on our site. complaint Frontend management & Request leave

Frontend management & Request leave: users show bugs, missing feature, setup pain that may indicate a product gap.

Clock In Portal- Staff & Attendance Management · I wouldn’t want them to get access to the wordpress dashboard and menus. complaint Timezone conflict/issue with The Events Calendar

Timezone conflict/issue with The Events Calendar: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Front Page Scheduler · Timezone conflict/issue with The Events Calendar Hey, The Front Page Scheduler is causing The Events Calendar to ignore all WordPress timezone settings.