---
description: Side-by-side comparison of Mailinblack vs Microsoft Defender for Office 365. Learn more about each of the product's price, features, and see the most comprehensive reviews for UK business users.
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title: Mailinblack vs Microsoft Defender for Office 365 Comparison - Capterra UK 2026
---

Breadcrumb: [Home](/) > [Email Security Software](/directory/31358/email-security/software) > [Mailinblack \<span\>vs\</span\> Microsoft Defender for Office 365](https://www.capterra.co.uk/compare/202424/219685/mailinblack/vs/microsoft-defender-for-office-365)

# Compare Mailinblack vs Microsoft Defender for Office 365

Canonical: https://www.capterra.co.uk/compare/202424/219685/mailinblack/vs/microsoft-defender-for-office-365

> Detailed comparison between Mailinblack and Microsoft Defender for Office 365. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | Mailinblack | Microsoft Defender for Office 365 |
| **Overall rating** | 4.5/5 | 4.6/5 |
| **Total Reviews** | 13 | 235 |
| **Starting Price** | - | - |
| **Free Trial** | Yes | No |
| **Free Version** | No | - |
| **Deployment** | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Windows (On-Premise), Linux (On-Premise) | Cloud, SaaS, Web-based |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, Phone Support, 24/7 (Live rep), Chat | - |
| **Training** | Live Online, Webinars, Documentation, Videos | Live Online, Webinars, Documentation, Videos |

## Best for

### Mailinblack

We adress our products to everyone. VSB, SMB, Public establishments and healthcare establishments.

### Microsoft Defender for Office 365

DevOps and Security Operations (SecOps) teams&#10;Security engineering teams&#10;IT teams&#10;CISOs and CTOs&#10;Red, Blue, and Purple Teams&#10;CSIRT \&amp; forensic team&#10;Microsoft 365 administrators

## Key features

### Mailinblack

- API
- Access Controls/Permissions
- Allow/Block List
- Anti Spam
- Archiving & Retention
- Email Filtering
- Filtering
- Greylisting
- Microsoft Outlook Integration
- Monitoring
- Phishing Protection
- Reporting/Analytics
- SURLB/URIBL Filtering
- Spam Analysis
- Spam Blocker
- Spam Detection
- Spam Quarantine
- Threat Protection
- Threat Response

### Microsoft Defender for Office 365

- Access Controls/Permissions
- Allow/Block List
- Anti Spam
- Email Filtering
- Email Routing
- Filtering
- Greylisting
- Microsoft Outlook Integration
- Phishing Protection
- Reporting/Analytics
- SURLB/URIBL Filtering
- Spam Blocker
- Spam Detection
- Spam Quarantine
- Threat Protection
- Threat Response

## Links

- [View Mailinblack Profile](https://www.capterra.co.uk/software/202424/mailinblack)
- [View Microsoft Defender for Office 365 Profile](https://www.capterra.co.uk/software/219685/microsoft-defender-for-office-365)
- [View Original Comparison](https://www.capterra.co.uk/compare/202424/219685/mailinblack/vs/microsoft-defender-for-office-365)

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