GoSMTP – SMTP for WordPress vs PostmarkApp Email Integrator (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
GoSMTP – SMTP for WordPress
500K+ active installs
Free
PostmarkApp Email Integrator
50 active installs
Free
Quick Verdict
As of April 2026, PostmarkApp Email Integrator has a higher user rating (5/5 from 4 reviews) while GoSMTP – SMTP for WordPress leads in active installations (500K+ vs 50). Both are free WordPress plugins. GoSMTP – SMTP for WordPress has accumulated 2.1M+ total downloads while PostmarkApp Email Integrator has 2.7K+.
Detailed Comparison
| Metric | GoSMTP – SMTP for WordPress | PostmarkApp Email Integrator | |
|---|---|---|---|
| Rating | 4.1/5 | ► | 5/5 |
| Total Reviews | 8 | ◄ | 4 |
| Active Installs | 500K+ | ◄ | 50 |
| Total Downloads | 2.1M+ | ◄ | 2.7K+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 1 month ago | ► | 1 week ago |
| First Released | 2023 | 2014 | |
| Age | 3 years | 12 years | |
| WP Requires | 5.5+ | 5.0+ | |
| PHP Requires | 5.5+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 1.1.9 | 2.5.0 |
Rating Breakdown
GoSMTP – SMTP for WordPress
PostmarkApp Email Integrator
Download Trends
Recent Reviews
GoSMTP – SMTP for WordPress Reviews
Works great 👍
A simple SMTP plugin that just works. it’s easy to setup and configure. Unlike a lot of the more popular SMTP plugins, it doesn’t clutter your dashboard with useless menus that are only there to upsel
Super
Make it works in 2 clicks. Thanks
Works perfectly
Reliable and does what is supposed to do.
PostmarkApp Email Integrator Reviews
No reviews yet
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Frequently Asked Questions
Is GoSMTP – SMTP for WordPress or PostmarkApp Email Integrator more popular?
Which has better ratings — GoSMTP – SMTP for WordPress or PostmarkApp Email Integrator?
Are GoSMTP – SMTP for WordPress and PostmarkApp Email Integrator free?
Which plugin has better support — GoSMTP – SMTP for WordPress or PostmarkApp Email Integrator?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.