WP Mail SMTP by WPForms – The Most… vs Sailthru for WordPress (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
WP Mail SMTP by WPForms – The Most…
4.0M+ active installs
Free
Quick Verdict
As of April 2026, WP Mail SMTP by WPForms – The Most… has a higher user rating (4.8/5 from 5,089 reviews) and leads in active installations (4.0M+ vs 2.0K+). Both are free WordPress plugins. WP Mail SMTP by WPForms – The Most… has accumulated 76M+ total downloads while Sailthru for WordPress has 144K+. WP Mail SMTP by WPForms – The Most… has a higher support resolution rate (88% vs 0%).
Detailed Comparison
| Metric | WP Mail SMTP by WPForms – The Most… | Sailthru for WordPress | |
|---|---|---|---|
| Rating | 4.8/5 | ◄ | N/A |
| Total Reviews | 5,089 | ◄ | 0 |
| Active Installs | 4.0M+ | ◄ | 2.0K+ |
| Total Downloads | 76M+ | ◄ | 144K+ |
| Support Resolution | 88% | ◄ | 0% |
| Last Updated | 4 months ago | ► | 3 weeks ago |
| First Released | 2007 | 2011 | |
| Age | 19 years | 15 years | |
| WP Requires | 5.5+ | 5.5+ | |
| PHP Requires | 7.4+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 4.7.1 | 4.3.10 |
Rating Breakdown
WP Mail SMTP by WPForms – The Most…
Sailthru for WordPress
Download Trends
Over the past 30 days, WP Mail SMTP by WPForms – The Most… averaged approximately 13,731 daily downloads while Sailthru for WordPress averaged 106.
Recent Reviews
WP Mail SMTP by WPForms – The Most… Reviews
Great plugin!
Easy to install and configure. Works like a charm!
Love it
easy and reliable
Does the Job, Needs Improvement
WP Mail SMTP by WPForms works well for email delivery, with easy setup. However, it lacks some advanced features and customization. 4 stars! This topic was modified 2 days, 1 hour ago by janel
Sailthru for WordPress Reviews
No reviews yet
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.