---
description: Compare Microsoft Defender for Office 365 vs Heimdal Email Security and discover more similar software. GetApp will help you learn more about each of these tools and make the best decision for your business.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/getapp/og_logo-94fd2a03a6c7a0e54fc0c9e21a1c0ce9.png
title: Microsoft Defender for Office 365 vs Heimdal Email Security Comparison | GetApp Singapore 2026
---

Breadcrumb: [Home](/) > [Anti-Spam Software](/directory/1019/anti-spam/software) > [Microsoft Defender for Office 365 \<span\>vs\</span\> Heimdal Email Security](https://www.getapp.sg/compare/2054932/2056424/microsoft-defender-for-office-365/vs/heimdal-email-security)

# Compare Microsoft Defender for Office 365 vs Heimdal Email Security

Canonical: https://www.getapp.sg/compare/2054932/2056424/microsoft-defender-for-office-365/vs/heimdal-email-security

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

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## At a Glance

| Metric | Microsoft Defender for Office 365 | Heimdal Email Security |
| **Overall rating** | 4.6/5 | 5.0/5 |
| **Total Reviews** | 235 | 1 |
| **Starting Price** | - | - |
| **Free Trial** | No | Yes |
| **Free Version** | - | No |
| **Deployment** | Cloud, SaaS, Web-based | Cloud, SaaS, Web-based, Windows (On-Premise) |
| **Support** | - | Email/Help Desk, FAQs/Forum, Knowledge Base |
| **Training** | Live Online, Webinars, Documentation, Videos | Live Online, Webinars, Documentation, Videos |

## Key features

### Microsoft Defender for Office 365

- Access Controls/Permissions
- Allow/Block List
- Anti Spam
- Email Attachment Protection
- Email Filtering
- Email Routing
- Filtering
- Greylisting
- Microsoft Outlook Integration
- Phishing Protection
- Policy Management
- Real-Time Monitoring
- Reporting/Analytics
- Spam Blocker
- Spam Detection
- Spam Quarantine
- Threat Protection
- Threat Response
- Whitelisting/Blacklisting

### Heimdal Email Security

- Access Controls/Permissions
- Allow/Block List
- Anti Spam
- Email Attachment Protection
- Email Filtering
- Encryption
- Filtering
- Greylisting
- Microsoft Outlook Integration
- Phishing Protection
- Policy Management
- Real-Time Monitoring
- Reporting/Analytics
- Spam Blocker
- Spam Detection
- Spam Quarantine
- Threat Protection
- Threat Response
- Whitelisting/Blacklisting

## Links

- [View Microsoft Defender for Office 365 Profile](https://www.getapp.sg/software/2054932/microsoft-defender-for-office-365)
- [View Heimdal Email Security Profile](https://www.getapp.sg/software/2056424/heimdal-email-security)
- [View Original Comparison](https://www.getapp.sg/compare/2054932/2056424/microsoft-defender-for-office-365/vs/heimdal-email-security)

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