WP Mail SMTP by WPForms – The Most… vs Mailster Gmail Integration (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
Mailster Gmail Integration
1.0K+ 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 1.0K+). Both are free WordPress plugins. WP Mail SMTP by WPForms – The Most… has accumulated 76M+ total downloads while Mailster Gmail Integration has 20K+.
Detailed Comparison
| Metric | WP Mail SMTP by WPForms – The Most… | Mailster Gmail Integration | |
|---|---|---|---|
| Rating | 4.8/5 | ◄ | 1/5 |
| Total Reviews | 5,089 | ◄ | 1 |
| Active Installs | 4.0M+ | ◄ | 1.0K+ |
| Total Downloads | 76M+ | ◄ | 20K+ |
| Support Resolution | 88% | N/A | |
| Last Updated | 4 months ago | ◄ | 1 year ago |
| First Released | 2007 | 2020 | |
| Age | 19 years | 6 years | |
| WP Requires | 5.5+ | 6.0+ | |
| PHP Requires | 7.4+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 4.7.1 | 1.3.1 |
Rating Breakdown
WP Mail SMTP by WPForms – The Most…
Mailster Gmail Integration
Download Trends
Over the past 30 days, WP Mail SMTP by WPForms – The Most… averaged approximately 14,159 daily downloads while Mailster Gmail Integration averaged 6.
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
Mailster Gmail Integration Reviews
Does not work!
Does not work! The problem has been known for a long time, but the developer is silent. Fatal error: Uncaught Error: Call to undefined function Mailster\GuzzleHttp\Psr7\uri_for() in /home/admin/web/….
More Gmail Worth Comparing
Top alternatives in the same category as WP Mail SMTP by WPForms – The Most… and Mailster Gmail Integration
Make SMTP email sending and delivery easy. Configure Gmail, Outlook, Brevo, SendGrid, Mailgun, SendLayer or connect to any SMTP server.
Connect to Gmail SMTP server to automatically send email from your WordPress site. Configure wp_mail() to use SMTP with OAuth 2.0 authentication.
Configure SMTP mailing in WordPress, including support for sending email via SSL/TLS (such as Gmail).
Frequently Asked Questions
Is WP Mail SMTP by WPForms – The Most… or Mailster Gmail Integration more popular?
Which has better ratings — WP Mail SMTP by WPForms – The Most… or Mailster Gmail Integration?
Are WP Mail SMTP by WPForms – The Most… and Mailster Gmail Integration free?
Which plugin has better support — WP Mail SMTP by WPForms – The Most… or Mailster Gmail Integration?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.