WP Mail SMTP by WPForms – The Most… vs Post SMTP – Complete Email… (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
Post SMTP – Complete Email…
400K+ active installs
Free + Premium
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 400K+). Both are free WordPress plugins. WP Mail SMTP by WPForms – The Most… has accumulated 76M+ total downloads while Post SMTP – Complete Email… has 18M+. WP Mail SMTP by WPForms – The Most… has a higher support resolution rate (88% vs 81%).
Detailed Comparison
| Metric | WP Mail SMTP by WPForms – The Most… | Post SMTP – Complete Email… | |
|---|---|---|---|
| Rating | 4.8/5 | ◄ | 4.7/5 |
| Total Reviews | 5,089 | ◄ | 518 |
| Active Installs | 4.0M+ | ◄ | 400K+ |
| Total Downloads | 76M+ | ◄ | 18M+ |
| Support Resolution | 88% | ◄ | 81% |
| Last Updated | 4 months ago | ► | 3 days ago |
| First Released | 2007 | 2017 | |
| Age | 19 years | 9 years | |
| WP Requires | 5.5+ | 5.6.0+ | |
| PHP Requires | 7.4+ | 7.0+ | |
| Business Model | Free | Free + Premium | |
| Latest Version | 4.7.1 | 3.9.1 |
Rating Breakdown
WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…
Download Trends
Over the past 30 days, WP Mail SMTP by WPForms – The Most… averaged approximately 14,159 daily downloads while Post SMTP – Complete Email… averaged 11,652.
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
Post SMTP – Complete Email… Reviews
Critical and high severity vulnerabilities over and over again
We’ve been using Post SMTP for years. Initially, we started with WP Mail SMTP, but the free version didn’t include logging, while Post SMTP did, and that occasionally came in handy. So we switched to
Great Plugin
Great Plugin easy to config and troubleshoot.
Great Support for the setup of PostSMTP
Aqib was very helpful in setting up PostSMTP on my site. The plug-in is working very well.
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.