WPO365 | Mail Integration for Office… vs Keyring (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
WPO365 | Mail Integration for Office…
2.0K+ active installs
Free
Quick Verdict
As of April 2026, WPO365 | Mail Integration for Office… has a higher user rating (4.9/5 from 26 reviews) and leads in active installations (2.0K+ vs 1.0K+). Both are free WordPress plugins. WPO365 | Mail Integration for Office… has accumulated 59K+ total downloads while Keyring has 95K+.
Detailed Comparison
| Metric | WPO365 | Mail Integration for Office… | Keyring | |
|---|---|---|---|
| Rating | 4.9/5 | ◄ | 4.3/5 |
| Total Reviews | 26 | ◄ | 6 |
| Active Installs | 2.0K+ | ◄ | 1.0K+ |
| Total Downloads | 59K+ | ► | 95K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 1 year ago | ◄ | 2 years ago |
| First Released | 2020 | 2012 | |
| Age | 6 years | 14 years | |
| WP Requires | 5.5.3+ | 4.0+ | |
| PHP Requires | 7.1.1+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 1.9.2 | 3.0 |
Rating Breakdown
WPO365 | Mail Integration for Office…
Keyring
Download Trends
Over the past 30 days, WPO365 | Mail Integration for Office… averaged approximately 8 daily downloads while Keyring averaged 5.
Recent Reviews
WPO365 | Mail Integration for Office… Reviews
Awesome
Works like a charm and has a great tutorial on how to set it up. Thank you!
Super good mail plugin
I really appreciate author’s contribution. I installed this plugin and it has been working great! Now I have upgraded my WordPress to version 6.0. This plugin is still working as usual. Can’t imagine
It works and is not difficult to configure
Very nice plugin. Highly recommended. Create the app on O365. Take record of the client ID, secret, Tenant ID. Put them all into the plugin. Authorize. Then everything works fine. The plugin does not
Keyring Reviews
Good framework for APIs with OAuth
Thank you for this plugin ! It provides a solid framework to support access to API of services that require OAuth. In my case it allowed me to create Google Calendar events (on form submission) by acc
nice one ,
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nice one ,
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.