How MailerSend – Official SMTP Integration Affects Your WordPress Speed

C-

Estimated Speed Score (based on plugin metrics)

Plugin Overview

Active Installs2K+

Rating2.8/5 (12)

Tested Up ToWP 6.6.4

Requires PHP7.2.5+

Last UpdatedJan 22, 2026

Downloads21K+

AuthorMailerSend

WP.orgView on WordPress.org

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MailerSend – Official SMTP Integration Speed Score - MakeWPFast

Performance Analysis

Performance Impact

MailerSend – Official SMTP Integration receives an estimated speed score of C- based on our heuristic analysis of plugin metrics including update frequency, PHP requirements, active installs, and feature scope.

This plugin has an average performance impact. Consider whether you need all its features, and test your site speed before and after installation.

Maintenance Status

Last updated: 2026-01-22. Requires PHP 7.2.5+. Trusted by 2K+ active installations.

Note: Speed scores are estimated from plugin metrics. Real-world performance varies depending on your server configuration, other active plugins, and how you use the plugin.

Alternatives to MailerSend – Official SMTP Integration

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Really Simple Security – Simple and Performant Security (formerly Really Simple SSL)	B	3M+
Hostinger Tools	D+	3M+

Frequently Asked Questions

Does MailerSend – Official SMTP Integration slow down WordPress?

MailerSend – Official SMTP Integration has an estimated speed score of C-. It may noticeably affect your site speed. Consider alternatives if performance is critical.

Is MailerSend – Official SMTP Integration still maintained?

MailerSend – Official SMTP Integration was last updated on 2026-01-22. It has 2K+ active installations, indicating it is a functional plugin with a dedicated user base.

What are the best alternatives to MailerSend – Official SMTP Integration?

Check our plugin reviews in the Security category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.