Stop WP Emails Going to Spam vs WPO365 | MICROSOFT 365 GRAPH MAILER (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Stop WP Emails Going to Spam
10K+ active installs
Free
WPO365 | MICROSOFT 365 GRAPH MAILER
10K+ active installs
Free
Quick Verdict
As of April 2026, WPO365 | MICROSOFT 365 GRAPH MAILER has a higher user rating (4.9/5 from 37 reviews) while Stop WP Emails Going to Spam leads in active installations (10K+ vs 10K+). Both are free WordPress plugins. Stop WP Emails Going to Spam has accumulated 166K+ total downloads while WPO365 | MICROSOFT 365 GRAPH MAILER has 190K+.
Detailed Comparison
| Metric | Stop WP Emails Going to Spam | WPO365 | MICROSOFT 365 GRAPH MAILER | |
|---|---|---|---|
| Rating | 4.8/5 | ► | 4.9/5 |
| Total Reviews | 51 | ◄ | 37 |
| Active Installs | 10K+ | 10K+ | |
| Total Downloads | 166K+ | ► | 190K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 3 months ago | ► | 2 days ago |
| First Released | 2018 | 2022 | |
| Age | 8 years | 4 years | |
| WP Requires | 4.8.1+ | 5.0+ | |
| PHP Requires | 7.4+ | 7.4+ | |
| Business Model | Free | Free | |
| Latest Version | 2.2.1 | 5.1 |
Rating Breakdown
Stop WP Emails Going to Spam
WPO365 | MICROSOFT 365 GRAPH MAILER
Download Trends
Over the past 30 days, Stop WP Emails Going to Spam averaged approximately 38 daily downloads while WPO365 | MICROSOFT 365 GRAPH MAILER averaged 316.
Recent Reviews
Stop WP Emails Going to Spam Reviews
Great Plugin & Kind Responsive Developer
Plugin works great and does exactly as its name implies. Developer is also very kind, helpful and responsive even though this is a free plugin with no premium version. Thank you very much for your con
Simple and excellent
Solved my outbound email validation problems with default settings. Outstanding!
This plugin really works
Since we use this plugin the spam is really less than before. Great plugin!
WPO365 | MICROSOFT 365 GRAPH MAILER Reviews
Outstanding Plugin
My problems with Microsoft 365-Account sending were solved by the plugin in a minute. Ok, you have to go trough that Microsoft Azure registration routine, but then it rocked! Other plugins didnt do th
Very good solution for a free option
It works as expected and is currently a strong option for enabling the Microsoft Graph API without a monthly subscription. The setup steps for connecting your Microsoft SMTP account are well documente
A great and fast solution
Seamless solution to send emails via Graph. The ease of setup is imply wonderful.
More Phpmailer Worth Comparing
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.