Zoho Mail for WordPress vs WPO365 | MICROSOFT 365 GRAPH MAILER (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Zoho Mail for WordPress
20K+ 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 Zoho Mail for WordPress leads in active installations (20K+ vs 10K+). Both are free WordPress plugins. Zoho Mail for WordPress has accumulated 344K+ total downloads while WPO365 | MICROSOFT 365 GRAPH MAILER has 190K+.
Detailed Comparison
| Metric | Zoho Mail for WordPress | WPO365 | MICROSOFT 365 GRAPH MAILER | |
|---|---|---|---|
| Rating | 3.8/5 | ► | 4.9/5 |
| Total Reviews | 41 | ◄ | 37 |
| Active Installs | 20K+ | ◄ | 10K+ |
| Total Downloads | 344K+ | ◄ | 190K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 1 week ago | ► | 2 days ago |
| First Released | 2017 | 2022 | |
| Age | 9 years | 4 years | |
| WP Requires | 4.8+ | 5.0+ | |
| PHP Requires | 5.6+ | 7.4+ | |
| Business Model | Free | Free | |
| Latest Version | 1.6.3 | 5.1 |
Rating Breakdown
Zoho Mail for WordPress
WPO365 | MICROSOFT 365 GRAPH MAILER
Download Trends
Over the past 30 days, Zoho Mail for WordPress averaged approximately 347 daily downloads while WPO365 | MICROSOFT 365 GRAPH MAILER averaged 354.
Recent Reviews
Zoho Mail for WordPress Reviews
Works as Intended
I have this installed and working on several websites. I always recommend Zoho for inexpensive quality email. They have a free level, but you need the paid level which is currently $1/mo per email a
Great plugin, but no Reply-To support
The plugin works great with the Zoho Mail account. Unfortunately, WordPress forms currently don’t include the Reply-To header, which makes it inconvenient for our client to confirm bookings. We had th
Great for mail
If you have to get your own ssl certificate because you’re living on the cheap; this is the way to. Even if paid, zoho mail is cheaper and always reliable. Very happy, 5/5
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
Top alternatives in the same category as Zoho Mail for WordPress and WPO365 | MICROSOFT 365 GRAPH MAILER
Configure a SMTP server to send email from your WordPress site. Configure the wp_mail() function to use SMTP instead of the PHP mail() function.
Fixes WordPress emails going to spam/junk folders. The default settings often resolve the issue.
Configure SMTP mailing in WordPress, including support for sending email via SSL/TLS (such as Gmail).
Simple plugin that correctly sets the return-path header when using wp_mail. Mitigates the "via" and "The actual sender of" Notif …
Zoho ZeptoMail Plugin lets you configure your ZeptoMail account on your WordPress site enabling you to send transactional emails of your site via Zept …
A friendly SMTP plugin for WordPress. No third-party, simply using WordPress native possibilities.
Frequently Asked Questions
Is Zoho Mail for WordPress or WPO365 | MICROSOFT 365 GRAPH MAILER more popular?
Which has better ratings — Zoho Mail for WordPress or WPO365 | MICROSOFT 365 GRAPH MAILER?
Are Zoho Mail for WordPress and WPO365 | MICROSOFT 365 GRAPH MAILER free?
Which plugin has better support — Zoho Mail for WordPress or WPO365 | MICROSOFT 365 GRAPH MAILER?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.