Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App

by Saad Iqbal

Improve WordPress email deliverability. Connect Gmail SMTP, Microsoft 365, Brevo, SendGrid, Mailgun, Zoho, Amazon SES, etc. #1 WordPress SMTP Plugin.

Version 4.0.1 4.7 / 5 rating

Active Installs: 300K+
Rating: 4.7 / 5
Requires PHP: 7.1
Tested Up To: 7.0.5
Last Updated: Aug 25, 2026

External Links

WordPress.org plugin page Plugin website

BenchWP Test Runs

8 total

PHP 8.2 / WP 7.0

PHP 8.2 · WordPress 7.0

Queued

PHP 8.3 / WP 7.0

PHP 8.3 · WordPress 7.0

Queued

PHP 8.4 / WP 7.0

PHP 8.4 · WordPress 7.0

Queued

PHP 8.5 / WP 7.0

PHP 8.5 · WordPress 7.0

Queued

PHP 8.2 / WP 7.0

PHP 8.2 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 8s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.28s
Admin Status: 302
Admin Time: 0.09s
Completed: Jun 26, 2026 4:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "post-smtp",
    "php_version": "8.2",
    "wordpress_version": "7.0",
    "base_url": "https://php82-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.275273,
    "admin_status_code": 302,
    "admin_time_seconds": 0.091999,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-26T16:00:08Z",
    "completed_at": "2026-06-26T16:00:14Z",
    "duration_seconds": 8.868844999999999,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.3 / WP 7.0

PHP 8.3 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 8s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.25s
Admin Status: 302
Admin Time: 0.12s
Completed: Jun 26, 2026 4:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Raw JSON

{
    "plugin_slug": "post-smtp",
    "php_version": "8.3",
    "wordpress_version": "7.0",
    "base_url": "https://php83-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.251418,
    "admin_status_code": 302,
    "admin_time_seconds": 0.117388,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 0,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-26T16:00:16Z",
    "completed_at": "2026-06-26T16:00:22Z",
    "duration_seconds": 8.522585,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.4 / WP 7.0

PHP 8.4 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 8s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.25s
Admin Status: 302
Admin Time: 0.07s
Completed: Jun 26, 2026 4:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "post-smtp",
    "php_version": "8.4",
    "wordpress_version": "7.0",
    "base_url": "https://php84-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.247794,
    "admin_status_code": 302,
    "admin_time_seconds": 0.069126,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-26T16:00:23Z",
    "completed_at": "2026-06-26T16:00:30Z",
    "duration_seconds": 8.155178,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}

PHP 8.5 / WP 7.0

PHP 8.5 · WordPress 7.0

Completed Score 100

Test Outcome

Install: Pass
Activation: Pass
Score: 100
Duration: 7s
Runner: wp-cli-local
Note: WP-CLI local runner completed

HTTP Checks

Homepage Status: 200
Homepage Time: 0.29s
Admin Status: 302
Admin Time: 0.08s
Completed: Jun 26, 2026 4:00 PM

Plugin Log Counts

Errors: 0
Warnings: 0
Deprecated: 0
Notices: 0

Runner Log Counts

Errors: 0
Warnings: 0
Deprecated: 212
Notices: 0

Raw JSON

{
    "plugin_slug": "post-smtp",
    "php_version": "8.5",
    "wordpress_version": "7.0",
    "base_url": "https://php85-wp70.runner.benchwp.com",
    "install_passed": true,
    "activation_passed": true,
    "homepage_status_code": 200,
    "homepage_time_seconds": 0.292169,
    "admin_status_code": 302,
    "admin_time_seconds": 0.077099,
    "plugin_errors": 0,
    "plugin_warnings": 0,
    "plugin_deprecated": 0,
    "plugin_notices": 0,
    "runner_errors": 0,
    "runner_warnings": 0,
    "runner_deprecated": 212,
    "runner_notices": 0,
    "debug_errors": 0,
    "debug_warnings": 0,
    "debug_deprecated": 0,
    "debug_notices": 0,
    "score": 100,
    "started_at": "2026-06-26T16:00:31Z",
    "completed_at": "2026-06-26T16:00:37Z",
    "duration_seconds": 7.852811,
    "runner": "wp-cli-local",
    "note": "WP-CLI local runner completed"
}