5 best WordPress SMTP plugins

WordPress emails often land in spam. An SMTP plugin sends them through a real email service so they arrive.

By · Updated October 2026

Quick picks

#ProductScoreStarts atFree
1WP Mail SMTP8.1/10$49/yearYes
2FluentSMTP8.7/10–Yes
3Post SMTP8.5/10$59.99/yearYes
4Easy WP SMTP7.8/10$49.50/yearYes
5SendLayer$5/monthNo

1. WP Mail SMTP

#1 WordPress SMTP Plugin in the World

8.1/10

Why it's here. The most mailers supported, with email logs in Pro.

  • Many mail services
  • Email logging
  • Email reports
  • Failure alerts
Starts at
$49/year
Free version
Yes
Best for
WordPress sites with email delivery problems
Black Friday
Not announced
  • Free version on WordPress.org
  • Email logging, tracking and reports need the Pro plan

Easily set up WordPress email delivery with advanced WordPress SMTP features and experience secure delivery of your WordPress emails.

8.7/10

Why it's here. Completely free, with failover between two providers.

  • Multiple SMTP providers
  • Email logs
  • Smart routing
  • Reporting
Starts at
See site
Free version
Yes
Best for
Sites with forms or WooCommerce emails that fail to send
Black Friday
Not announced
  • 100% free and open source, with no paid version
  • You need an account with an SMTP provider or your own mail server

Post SMTP provides advanced email delivery solutions to ensure your emails are delivered effectively from your WordPress site.

8.5/10

Why it's here. Detailed logs and mobile alerts when mail fails.

  • Email logging
  • Failure alerts
  • Many SMTP providers
  • Backup SMTP
Starts at
$59.99/year
Free version
Yes
Best for
WordPress sites where contact form and order emails must arrive
Black Friday
25% off last year
  • Free version on WordPress.org includes email logging
  • Bulk resend and advanced delivery need the Professional plan

The Simplest SMTP Plugin for WordPress

7.8/10
  • Setup wizard
  • Many mailer options
  • Gmail and Microsoft 365 connection
  • Email logging
Starts at
$49.50/year
Free version
Yes
Best for
Site owners fixing contact form and WooCommerce email delivery
Black Friday
70% off last year
  • Free version on WordPress.org with a 4.6 star rating
  • Gmail, Microsoft 365 and Amazon SES connections need a paid plan

Reliable Email Deliverability Made Easy

–Not rated yet
  • API and SMTP relay
  • Email authentication
  • Bounce and suppression management
  • Open and click tracking
Starts at
$5/month
Free version
No
Best for
WordPress sites sending transactional email
Black Friday
Not announced
  • Plans start at 5 dollars per month billed annually
  • No permanent free plan, only a free trial of up to 200 emails

Before you buy

Set up SPF, DKIM and DMARC on your domain too, or even SMTP mail can be flagged. Black Friday is the cheapest time of year to buy most of these.

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