Microsoft Defender for Office 365 Pricing Overview

Microsoft Defender for Office Plan 1

$2.00

1 User Per Month

Defender for Office 365 Plan 1 offers protection against advanced attacks across email and collaboration tools in Office 365.

Microsoft Defender for Office 365 Plan 2

$5.00

1 User Per Month

Defender for Office 365 Plan 2 offers everything in Plan 1 plus advanced threat hunting, automation, attack simulation training, and cross-domain XDR capabilities.

Protection against advanced attacks, such as phishing, malware, spam, and business email compromise

Protection beyond email (Microsoft Teams, SharePoint, OneDrive, and Office apps)

Internal email protection

Detailed reporting

Advanced threat hunting

Automated investigation and response

Attack simulation training

Microsoft 365 Defender (XDR) capabilities, such as cross-domain hunting and incident correlation

Top-Rated Alternatives

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Microsoft Defender for Office 365 Alternatives Pricing

The following is a quick overview of editions offered by other Email Anti-spam Software

Proofpoint Core Email Protection Proofpoint Core Email Protection	Free Trial0 Mailbox Per Year	Core Email Protection
SpamTitan Email Security SpamTitan Email Security	Starting at $2.14Per Month	Book a demo today to learn more about how SpamTitan can help keep your organisation safe. Price based on 100 users a month. Anti-Spam Office 365 Protection Data Leak Protection Sandboxing Double Anti Virus Protection Quarantine Reports Phishing and Malware protection Show More
Cloudflare SSE & SASE Platform Advantage	Contact Us	Comprehensive Cloud Email Security BEC Protections & Active Fraud Prevention (Types 1-4) Email Hygiene Sender Hygiene & Email Authentication-based Assessments Inbound DMARC-based Assessments & DMARC Enforcement Advanced Threat Protection Preemptive Discovery of Attacker Infrastructure/Phishing Campaigns Advanced Detection Techniques Multi-Mode Deployments Web & Social Media Phishing Directory Integrations & SSO Premium Support Premium Support Plus (option) Show More

Various alternatives pricing & plans

Pricing information for the above various Microsoft Defender for Office 365 alternatives is supplied by the respective software provider or retrieved from publicly accessible pricing materials. Final cost negotiations to purchase any of these products must be conducted with the seller.

Microsoft Defender for Office 365 Pricing Reviews

(2)

Sushma J.

Mid-Market (51-1000 emp.)

6/4/2025

"Office 365"

4.5/5

What do you like best about Microsoft Defender for Office 365?

Microsoft 365 (formerly Office 365) is Microsoft’s cloud-based productivity suite that includes well-known apps like Word, Excel, PowerPoint, Outlook, OneDrive, Teams, SharePoint, and more. It’s available as a subscription service for individuals, businesses, schools, and enterprises.

What I Like About Microsoft 365

Familiar, powerful tools: Word, Excel, and PowerPoint are industry standards—full-featured and well-polished.

Cloud-first, yet offline-capable: Work on documents from anywhere with OneDrive and sync for offline use.

Microsoft Teams is a great all-in-one communication tool (chat, video, file sharing, meetings).

Regular updates: Microsoft continually adds features, security enhancements, and integrations.

Cross-platform compatibility: Available on Windows, macOS, mobile, and the we Review collected by and hosted on G2.com.

What do you dislike about Microsoft Defender for Office 365?

Licensing and admin complexity: It can be confusing to choose the right plan, especially for businesses.

Teams can be overwhelming for new users or non-technical staff.

Web apps are good, but not as powerful as the desktop versions.

Occasional sync issues between local apps and OneDrive/SharePoint can occur. Review collected by and hosted on G2.com.

What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?

. Tool Fragmentation Across Organizations

Problem:

Teams often use a patchwork of tools (Google Docs + Slack + Zoom + Dropbox), leading to scattered files and disjointed communication.

Solution:

Microsoft 365 offers an all-in-one solution with integrated tools—communication, file storage, document editing, scheduling, and collaboration—all under one ecosystem.

Benefit:

Centralized access and licensing.

Streamlined workflows and better collaboration.

Less vendor management.

🧩 2. Collaboration Gaps in Remote/Hybrid Work

Problem:

Remote teams struggle with real-time collaboration and clear communication.

Solution:

With Microsoft Teams, co-authoring in Word/Excel, and cloud file sharing via OneDrive/SharePoint, Microsoft 365 supports real-time, secure collaboration.

Benefit:

Better visibility into work and projects.

Reduced email dependency.

Easier knowledge sharing and fewer version conflicts.

🔐 3. Security & Compliance for Business-Critical Data

Problem:

Keeping sensitive data secure while meeting compliance requirements is tough, especially for regulated industries.

Solution:

Microsoft 365 provides enterprise-grade security, including MFA, data loss prevention (DLP), encryption, audit logging, and compliance tools (GDPR, HIPAA, etc.).

Benefit:

Peace of mind for IT and compliance officers.

Reduces risk of breaches and data leaks.

Keeps your organization aligned with security best practices.

📈 4. Scalability and Management for Growing Teams

Problem:

Onboarding/offboarding users and scaling systems as the team grows can be time-consuming.

Solution:

Microsoft 365 allows centralized user management through Azure AD, easy provisioning, and tight integration with tools like Intune and JumpCloud.

Benefit:

Fast onboarding/offboarding.

Central policy enforcement (device, app, identity).

Scalable from startups to enterprise. Review collected by and hosted on G2.com.

Verified User in Marketing and Advertising

Mid-Market (51-1000 emp.)

1/5/2024

"Keeping Emails Secure"

4/5

What do you like best about Microsoft Defender for Office 365?

Best things are Effective Threat Detection and Real-time Protection.

MDO uses modern machine learning and threat intelligence to detect and block various email threats such as -phishing, spam, malware, and zero-day attacks. When it comes to real-time protection, MDO operates in real-time. It constantly scans incoming & outgoing emails to identify and quarantine potential threats before they reach your inbox. This approach reduces the damage risk to the organization's data and systems. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Defender for Office 365?

I found the seMDO offers essential security features, but it can lack the granular customization options available in some third-party email security solutions. Like any security software, MDO may occasionally flag legitimate emails as spam that require manual intervention from IT personnel. Also, its advanced features like data loss prevention and post-delivery threat detection require upgrading to higher-tier Office 365 subscriptions.tup process a bit complex initially. Review collected by and hosted on G2.com.

What problems is Microsoft Defender for Office 365 solving and how is that benefiting you?

MDO prevents phishing scams, malware, spam, and even zero-day attacks. By blocking such emails, MDO helps keep your inbox and information secure. So, eventually, it brings me peace of mind knowing my inbox is protected from malicious attempts to steal data or compromise systems.

Phishing emails are often designed to trick users into clicking malicious links or downloading infected attachments. Thanks to MDO, it helps minimize the impact of human error by automatically filtering out suspicious emails and educating users through phishing simulation training. Ultimately, the reduced risk of falling victim to phishing attacks and protecting my organization from potential security incidents caused by user mistakes. Review collected by and hosted on G2.com.