# WPO365 / Mail Integration for Office 365 / Outlook

> WPO365 has 1K+ active installs, a 4.9/5 rating from 26 reviews and 273 downloads in the last 30 days. Health score 44/100, keyword rankings, version adoption and the best alternatives.

**Verdict: Use with caution.** WPO365 works, but test it on a staging site before relying on it in 2026. It runs on 1K+ sites, is rated 4.9/5 and was last updated 2 years ago, and scores 44/100 on our health check.

**Early November 2022, ownership of the Mail Integration for Office 365 / Outlook plugin transferred to WPO365. We are committed to provide (best-effort based) support for this plugin until the end of 2023.**

## Key facts

- **Overall rank:** —
- **Active installs:** 1K+
- **Total downloads:** 60,510
- **Downloads (30 days):** 273 (+15.2% vs previous 30 days)
- **Rating:** 4.9/5 from 26 reviews
- **Health score:** 44/100 (Fair)
- **Version:** 1.9.2
- **Last updated:** Jun 20, 2024
- **Tested up to:** WordPress 6.1.14
- **Requires:** WordPress 5.5.3+, PHP 7.1.1+
- **Support resolved:** 0 of 0 threads (last 2 months)
- **Developer:** Marco van Wieren (https://pageforge.pro/directory/authors/wpo365/)
- **WordPress.org:** https://wordpress.org/plugins/mail-integration-365/

## Category rankings

| Category | Rank | Plugins |
|---|---|---|
| [365 smtp](https://pageforge.pro/directory/plugins/tag/365-smtp/) | #1 | 1 |
| [live smtp](https://pageforge.pro/directory/plugins/tag/live-smtp/) | #1 | 1 |
| [oauth](https://pageforge.pro/directory/plugins/tag/oauth/) | #7 | 61 |
| [outlook smtp](https://pageforge.pro/directory/plugins/tag/outlook-smtp/) | #1 | 2 |
| [smtp](https://pageforge.pro/directory/plugins/tag/smtp/) | #31 | 301 |

## WordPress.org search positions

| Keyword | Position | Results |
|---|---|---|
| 365 smtp | #30 | 106 |
| live smtp | >100 | 527 |
| oauth | >100 | 1,442 |
| outlook smtp | #57 | 162 |
| smtp | >100 | 1,374 |

## Version adoption

- 1.9: 90.6%
- 1.8: 7.9%
- 1.7: 1.5%

## Frequently asked questions

### Is WPO365 free?
Yes. WPO365 is free to download and use from the official WordPress.org plugin directory.

### Is WPO365 safe to use in 2026?
WPO365 works, but test it on a staging site before relying on it in 2026. It runs on 1K+ sites, is rated 4.9/5 and was last updated 2 years ago, and scores 44/100 on our health check.

### How many websites use WPO365?
WPO365 is active on 1K+ WordPress websites and has been downloaded 60,510 times since it launched in November 2020. It was downloaded 273 times in the last 30 days.

### Does WPO365 work with WordPress 7.1?
WPO365 is officially tested up to WordPress 6.1.14, while the latest release is 7.1.2. It may still work, but try it on a staging site first.

### What PHP version does WPO365 need?
WPO365 requires PHP 7.1.1 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.

### When was WPO365 last updated?
The latest version, 1.9.2, was released on June 20, 2024 (2 years ago).

### Who makes WPO365?
WPO365 is developed and maintained by Marco van Wieren.


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Source: live WordPress.org data · HTML version: https://pageforge.pro/directory/plugins/mail-integration-365/ · Generated 2026-09-28 17:50 UTC by PageForge