RecommendedEditors Choice
Routes WordPress email through SMTP or authenticated providers like Gmail, Outlook, SendGrid, Mailgun, Amazon SES, and Zoho Mail.
Post SMTP
by WPExperts
Routes WordPress email through SMTP and provider integrations with logs, alerts, fallback mailing, reporting, and mobile monitoring.
Last Updated: September 9, 2026
Plugin Health & Stats
Active installs
300,000+Official WordPress.org tierWP.org rating
4.7/5525 ratingsVersion
4.0.1Current repository releaseLast updated
1 week agoSep 24, 2026Total downloads20,184,376
Tested with WP7.0.5
Requires WP5.6.0+
Requires PHP7.1+
Support resolved (2 mo.)16 of 18 (89%)
Plugin age8 years, 11 months
Updates observed0
Tracking sinceSep 12, 2026
Repository data is older than 3 days. Showing the latest successful snapshot.
Historical overview
364-day WordPress.org historyDownload trendDaily package downloads · last 90 days
7d111,836
30d249,768
90d625,044
Peak day106.7KAug 25
Active version adoptionCurrent usage share
4.0 50.2%other 31.4%3.9 18.4%
Quick take
As a WordPress SMTP plugin, Post SMTP combines transport configuration with logs, alerts and fallback tools.
A WordPress SMTP plugin becomes more valuable when email failures need operational visibility, not just a one-time connection setup.
Post SMTP fits WordPress sites that want email transport, logs, failure visibility and a broad provider list in one plugin, with a paid upgrade for premium mailers, deeper reporting and mobile-app features. It is more operations-focused than a bare SMTP settings page.
My Post SMTP review also comes with a normal update-management caution: current version 4.0.1 is explicitly a rollback from 4.0.0-beta.1. I would test a critical store or membership email after updating, just as I would with any plugin that sits in the transactional-mail path.
Best fit: Post SMTP makes the most sense for sites that want broad provider support plus logs, alerts, fallback and mobile visibility around transactional email. I would choose a different option for sites that only need one minimal SMTP connection and want the smallest possible mail plugin.
What Post SMTP is designed to manage
Post SMTP replaces the default WordPress mail path with configured SMTP or provider integrations and adds a dashboard around delivery health. It supports a wide set of services including Gmail, Brevo, Microsoft 365, Amazon SES, Zoho, Postmark, Mailgun, SendGrid and newer additions such as SMTP.com and Cloudflare.
The plugin also puts troubleshooting closer to the sending layer. Logs, error details, DNS-related checks, weekly summaries and alerts can make it easier to distinguish “WordPress generated an email” from “the provider accepted and delivered it.”
Features that matter in a Post SMTP workflow
- Setup wizard: guides provider configuration instead of requiring only raw SMTP settings.
- Email logs: provide sent/failed visibility and error details for troubleshooting.
- Provider breadth: supports many transactional providers plus standard SMTP/OAuth workflows.
- Fallback mailing: can use a backup mailer when the primary transport fails.
- Failure notifications: supports multiple alert channels, with additional Pro options.
- Mobile app: can surface email status and failures away from wp-admin, with more features in Pro.
- Pro reporting and tracking: adds deeper logs, delivery reporting, open tracking and premium mailer access.
Post SMTP Free vs Pro
Post SMTP Free vs Pro depends on how much delivery operations you want around the connection. Free gives you the basic SMTP/mailer workflow and useful troubleshooting visibility. Pro expands premium provider access and monitoring.
The current Pro description includes premium integrations such as Microsoft 365, Amazon SES and Zoho, plus advanced reporting, open tracking, mobile-app Pro features, bulk resend and additional alert options.
Where the trade-offs show up
Post SMTP has a broader surface area than a minimalist SMTP plugin. That can be useful for operations, but it also means more settings, more integrations and more release changes to validate on critical sites.
The current release history deserves context. Version 4.0.1, released August 25, 2026, rolled back from 4.0.0-beta.1. The preceding 3.10.0 release added SMTP.com and Cloudflare and noted WordPress 7.1 compatibility, while the current WordPress.org directory metadata for 4.0.1 still says tested through 7.0.4. I would rely on staging and real test emails rather than infer compatibility from either number alone.
As with other SMTP plugins, mail-provider fees remain separate from Post SMTP pricing.
Post SMTP pricing
Pricing checked September 9, 2026. Post SMTP pricing currently starts at $59.99/year for the one-site Basic plan. Professional is $79.99/year and Business is $99.99/year for one site, with additional capabilities layered into the higher tiers.
Subscriptions renew annually unless canceled. The official pricing page also lists lifetime options and a 14-day money-back guarantee.
PluginSuggest verdict
My Post SMTP review conclusion is that it fits sites where delivery troubleshooting and operational visibility matter nearly as much as the SMTP connection itself. Logs, alerts, fallback and mobile visibility can be useful when missed email has a real support or revenue cost.
I would keep the plugin current but verify transactional flows after meaningful updates, especially given the recent rollback release. For a very small site with one stable SMTP provider, a leaner plugin may be easier to maintain.
Post SMTP FAQs
Is Post SMTP free?
Yes. Post SMTP has a free WordPress.org version and separate paid Pro plans.
How much does Post SMTP Pro cost?
As checked September 9, 2026, the one-site Basic plan starts at $59.99/year.
Does Post SMTP include email logs?
Yes. The plugin includes email logging and troubleshooting visibility, while Pro adds more advanced logging, reporting and tracking features.
Can Post SMTP use a backup mailer?
Yes. Fallback mailing is part of its delivery-resilience workflow.
Why is version 4.0.1 notable?
Version 4.0.1 explicitly rolled back from 4.0.0-beta.1. That is a reason to verify important email flows after updating, not proof that the current release is broken.
Is Post SMTP tested with WordPress 7.1?
The 3.10.0 changelog says compatibility was verified with WordPress 7.1, while the current 4.0.1 WordPress.org metadata still lists tested through 7.0.4.
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