WPIntell

Market

wp-mail

Wp Mail matters only if the evidence supports a paid workflow around protecting form submissions and lead routing, not a list of isolated fixes. The current commercial thesis is: Businesses lose leads when forms, spam controls, email delivery, or CRM handoffs fail. The entry wedge is to verify lead capture end to end and show where submissions, notifications, or integrations break.

Proof Health

Open evidence

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

86 / 108 rows with source links

79.6% of this page's analysis has direct source links.

0 build-decision rows missing links

0 rows here require auditable proof before promotion.

22 rows with no attached evidence

0 rows have source counts but still need direct links.

Opportunity Summary

Full report

Build a lead capture reliability plugin for marketing teams, agencies, and lead-generation site owners: Businesses lose leads when forms, spam controls, email delivery, or CRM handoffs fail. The first wedge is to verify lead capture end to end and show where submissions, notifications, or integrations break.

The unmet need is not the individual complaint. It is the recurring business workflow: Businesses lose leads when forms, spam controls, email delivery, or CRM handoffs fail. Current stage: commercial watchlist.

Competitors

14 shown
WP SMTP Mailer – SMTP7 9.0K installs · 5.0
praise owner
4.6%momentum 49.5weakness 18/31pain/praise

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

source 1 source 2
wp_mail return-path 5.0K installs · 5.0
praise owner
18.7%momentum 36.4weakness 0/10pain/praise

Weakness evidence: stale update history.

source 1
Pro Mail SMTP 200 installs · 5.0
rising challenger
60.9%momentum 13.9weakness 0/5pain/praise

Rising challenger: downloads moved 60.9% versus the previous 30 days.

source 1
NG-Mail2Telegram 10 installs · 5.0
rising challenger
71.9%momentum 30.6weakness 0/2pain/praise

Rising challenger: downloads moved 71.9% versus the previous 30 days.

source 1
SMTP for Contact Form 7 1.0K installs · 4.0
praise owner
-50.5%momentum 22.9weakness 2/1pain/praise

Pain still appears around security, performance despite praise for reliable.

source 1 source 2
WP Mail Debugger 300 installs · 5.0
praise owner
-28.9%momentum 33.9weakness 0/2pain/praise

Weakness evidence: stale update history.

source 1
SwiftTrap for Mailtrap 0 installs · 0.0
rising challenger
151.6%momentum 10.5weakness 0/0pain/praise

Rising challenger: downloads moved 151.6% versus the previous 30 days.

WP Mail REST-API 10 installs · 0.0
rising challenger
30.5%momentum 30.7weakness 0/0pain/praise

Open gap: users report support without a matching collected praise theme.

source 1
Lettermint 200 installs · 5.0
praise owner
18.2%momentum 13.0weakness 0/1pain/praise

Owned praise to avoid copying: easy, reliable.

source 1
SmartSMTP 2.0K installs · 4.7
praise owner
3.4%momentum 16.2weakness 0/3pain/praise

Owned praise to avoid copying: quality, reliable.

source 1

Evidence

Open evidence explorer
complaint SMTP Error: Could not authenticate..!

SMTP Error: Could not authenticate..!: users show security, bugs, support pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · SMTP Error: Could not authenticate..! complaint PHP Fatal error in Ver. 1.0.4

PHP Fatal error in Ver. 1.0.4: users show bugs, compatibility, missing feature pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · PHP Fatal error in Ver. complaint PHP Fatal Error

PHP Fatal Error: users show bugs, compatibility, performance pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · PHP Fatal Error I got these errrors in the error_log file after activating the WP SMTP Mailer – SMTP7 plugin, entering SMTP parameters and attempting to login to https://SITENAME.com/wp-admin . mixed CF7 stats in the Subscribers’ profile dashboard

CF7 stats in the Subscribers’ profile dashboard: users show security, bugs, compatibility pain that may indicate a product gap.

SMTP for Contact Form 7 · CF7 stats in the Subscribers’ profile dashboard Hello, one issue. mixed The recent update created debugging issue

The recent update created debugging issue: users show bugs, compatibility, missing feature pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · The recent update created debugging issue It also prevented me from logging onto my dashboard, the error message was as follows There has been a critical error on this website. mixed SQL Injection Vulnerability Still Unpatched in YaySMTP

SQL Injection Vulnerability Still Unpatched in YaySMTP: users show security, bugs, performance pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · SQL Injection Vulnerability Still Unpatched in YaySMTP Hello, We are currently using the YaySMTP plugin on one of our WordPress websites and came across a reported SQL injection vulnerability on Patchstack: https://patchstack.com/database/wordpress/plugin/yaysmtp/vulnerability/wordpress-yaysmtp-plugin-6-8-1-sql-injection-vulnerability What’s strange: the vul mixed Setting up SmartSTMP with Google Workspace Tutorial

Setting up SmartSTMP with Google Workspace Tutorial: users show compatibility, missing feature, support pain that may indicate a product gap.

SmartSMTP · Setting up SmartSTMP with Google Workspace Tutorial Do you have a video or step by step instructions to setup SmartSMTP with Google Workspace – setting up application client id and secret etc. mixed SmartSTMP shows google

SmartSTMP shows google: users show security, bugs, missing feature pain that may indicate a product gap.

SmartSMTP · We have cleared cache, etc. mixed Issues with Post SMTP not sending email when MainWP Child is active

Issues with Post SMTP not sending email when MainWP Child is active: users show security, bugs, compatibility pain that may indicate a product gap.

MainWP Post SMTP Extension – Easily Manage WP SMTP Setup for All Sites in One Place · Issues with Post SMTP not sending email when MainWP Child is active Hi there, Been enjoying Post SMTP for probably almost a decade on literally 100’s of WordPress sites and its’ always been an amazing plugin! complaint Fatal error: call to undefined function date diff ()

Fatal error: call to undefined function date diff (): users show bugs, compatibility pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Fatal error: call to undefined function date diff () I downloaded and attempted to activate the WP SMTP Mailer. complaint Works like a charm

Works like a charm: users show security, performance pain that may indicate a product gap.

SMTP for Contact Form 7 · Works like a charm First time try and mail went through without problems. mixed Uncaught UnexpectedValueException

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

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Uncaught UnexpectedValueException Here is the log of the fatal error, it happens almost every day unfortunately. mixed YaySMTP Plugin <= 2.6.9 is vulnerable to SQL Injection

YaySMTP Plugin <= 2.6.9 is vulnerable to SQL Injection: users show security, performance, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · YaySMTP Plugin <= 2.6.9 is vulnerable to SQL Injection Hello, Patchstack is reporting the SQL injection vulnerability persists in v 2.6.9. mixed Deprecated Return Type

Deprecated Return Type: users show security, bugs, compatibility pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Deprecated Return Type Hi, while doing some debugging about another issue I happen to notice a deprecation warning spamming the debug log when editing a post: PHP Deprecated: Return type of League\OAuth2\Client\Token\AccessTokenInterface::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange mixed Disable yaysmtp_email_logs

Disable yaysmtp_email_logs: users show bugs, missing feature, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Disable yaysmtp_email_logs We had an issue where the yaysmtp_email_logs tabel was huge, it got to about 4gb in a few months. mixed Resend log email?

Resend log email?: users show bugs, missing feature, migration pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Resend log email? complaint AIOS Salts vs. Encryption

AIOS Salts vs. Encryption: users show security pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Encryption Enabling Salts with ‘All-In-One-Security’ WordPress plugin ( https://aiosplugin.com/wordpress-salts-adding-extra-security/ ) destroys your encrypted details. mixed Critical error and cant access WP Admin when plugin is active

Critical error and cant access WP Admin when plugin is active: users show bugs, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Critical error and cant access WP Admin when plugin is active No logs, no message, just fails to load when your plugin is active. praise Works as expected

Works as expected: users show security pain that may indicate a product gap.

wp_mail return-path · Works as expected Needed to be able to set return-path email header in my WordPress emails so that they don’t get flagged as spam. complaint Mail on all sites now fail to deliver

Mail on all sites now fail to deliver: users show bugs, missing feature, support pain that may indicate a product gap.

MainWP Post SMTP Extension – Easily Manage WP SMTP Setup for All Sites in One Place · Mail on all sites now fail to deliver My issue is pretty much identical to that raised a few months ago in this post: https://wordpress.org/support/topic/issues-with-post-smtp-not-sending-email-when-mainwp-child-is-active-2/ but it was marked as ‘resolved’ before a solution was posted publicly. complaint LocoTranslate duplicates POT files

LocoTranslate duplicates POT files: users show bugs, missing feature, support pain that may indicate a product gap.

MainWP Post SMTP Extension – Easily Manage WP SMTP Setup for All Sites in One Place · LocoTranslate duplicates POT files LocoTranslate duplicates POT files and reduces strings reproduction 1 install Post SMTP and MainWP SMTP extension 2 Post SMTP → loco translate custom filename post-smtp → sync before string 329 3 MainWP SMTP extension → loco translate custom filename post-smtp → sync before string 9 Because the file names are duplicated, th complaint Issue: ‘From Email’ and ‘From Name’ overwriting CF7 settings when left blank

Issue: ‘From Email’ and ‘From Name’ overwriting CF7 settings when left blank: users show bugs, missing feature, support pain that may indicate a product gap.

SMTP for Contact Form 7 · Issue: ‘From Email’ and ‘From Name’ overwriting CF7 settings when left blank Hello everyone, I’ve recently received a report regarding how the plugin handles the “From Email” and “From Name” fields in the Advanced Options. complaint Bypass YaySMTP’s From Name/Email

Bypass YaySMTP’s From Name/Email: users show compatibility, missing feature, support pain that may indicate a product gap.

SMTP for SendGrid – YaySMTP · Bypass YaySMTP’s From Name/Email I’d like my website to use something like info@example-site-name.com as the email address and “Example Site Name” as the from name. mixed YaySMTP can not work

YaySMTP can not work: users show bugs, compatibility, missing feature pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · YaySMTP can not work Works for years but suddenly can not work, check the Google Console everything is good. mixed Issue with WooCommerce Order Notification Emails via Zoho Mail SMTP

Issue with WooCommerce Order Notification Emails via Zoho Mail SMTP: users show bugs, compatibility, pricing pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Issue with WooCommerce Order Notification Emails via Zoho Mail SMTP Hello Support Team, I am using Zoho Mail SMTP to send WooCommerce order notification emails, but I’m experiencing an issue where only the first recipient on the notification list receives the email, while the remaining recipients do not. mixed does this work on Multi site?

does this work on Multi site?: users show bugs, compatibility, missing feature pain that may indicate a product gap.

WP Mail Debugger · Not seeing a link in tools and get a “Sorry, you are not allowed to access this page.” message if open the page directly Not seeing a link in tools and get a “Sorry, you are not allowed to access this page.” message if open the page directly it looks like the problem is that there is not too section in network admin so you need to add it to the settings publ mixed Problem with a notice

Problem with a notice: users show bugs, compatibility, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Great plugin many thanks! mixed Problem with Outlook redirect URL in Pro Mail SMTP

Problem with Outlook redirect URL in Pro Mail SMTP: users show bugs, compatibility, support pain that may indicate a product gap.

Pro Mail SMTP · https://www.MYURL.ch/wp-admin/admin.php ? mixed Why so many Cron jobs?

Why so many Cron jobs?: users show compatibility, performance, support pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Never mind, I uninstalled. mixed Problem to confirm authorization with zoho

Problem to confirm authorization with zoho: users show bugs, missing feature, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · I have doble check everything (Client ID and Clien Secret and Authorized Redirect URI are correct) and after I click “Confirm authorization” I am redirect to a zoho where I click “Accept” and then I am getting redirected back to my wordpress dashboard and still see error “No access token. mixed Multisite – Email log for subsites

Multisite – Email log for subsites: users show bugs, missing feature, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Multisite – Email log for subsites Hello, it seems that the emails are still being sent successfully however for all the subsites the emails no longer show up in their logs. mixed emails has visible raw CSS code

emails has visible raw CSS code: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Pro Mail SMTP · emails has visible raw CSS code First of all – this is a great plugin! mixed Issue with Email Links Not Working When Tracker Enabled

Issue with Email Links Not Working When Tracker Enabled: users show bugs, compatibility, missing feature pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Issue with Email Links Not Working When Tracker Enabled Hi there, I’m encountering an issue where the links in the emails aren’t functioning properly when the tracker is activated. complaint Does this plugin support multisite? (Trouble connecting.)

Does this plugin support multisite? (Trouble connecting.): users show compatibility, support, setup pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Does this plugin support multisite? complaint Test Email Error Log

Test Email Error Log: users show bugs, compatibility, setup pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Test Email Error Log Versions: WordPress: 4.9.4 WordPress MS: No PHP: 7.0.12 WP Mail SMTP: 1.2.5 Params: Mailer: mailgun Constants: No Api Key / Domain: Yes Debug: Forbidden Versions: WordPress: 4.9.4 WordPress MS: No PHP: 7.0.12 WP Mail SMTP: 1.2.5 Params: Mailer: mailgun Constants: No Api Key / Domain: Yes Debug: Forbidden complaint Using AWS SES

Using AWS SES: users show compatibility, setup pain that may indicate a product gap.

WP SMTP Mailer – SMTP7 · Thanks a lot Please install all php extensions. mixed Before opening a support topic – please check these common SMTP issues first!

Before opening a support topic – please check these common SMTP issues first!: users show bugs, compatibility, missing feature pain that may indicate a product gap.

Authority Mailer SMTP – WordPress SMTP Plugin with Email Logs · Before opening a support topic – please check these common SMTP issues first! complaint zero support

zero support: users show bugs, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · zero support doesn’t work, no response from support doesn’t work, no response from support Hi @centexcrane , Thanks for reaching out. mixed Gmail cannot complete the authorization connection

Gmail cannot complete the authorization connection: users show bugs, compatibility, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · After installing the plugin on another website, I clicked the Confirm authorization button and completed the required process. mixed Mandrill Controller Reply-To Bug

Mandrill Controller Reply-To Bug: users show bugs, compatibility, support pain that may indicate a product gap.

YaySMTP and Email Logs: Amazon SES, SendGrid, Outlook, Mailgun, Brevo, Google and Any SMTP Service · Mandrill Controller Reply-To Bug We found a bug with the way Reply-To headers are set in MandrillController.php .