# Microsoft Defender for Office 365 Software Reviews, Demo & Pricing - 2026 > Review of Microsoft Defender for Office 365 Software: system overview, features, price and cost information. Get free demos and compare to similar programs. Source: https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile --- [Home](https://www.softwareadvice.com/) / [Email Security Software](https://www.softwareadvice.com/email-security/) / Microsoft Defender for Office 365 Software Advice offers objective insights based on verified user reviews and independent product and market research. When our advisors match you to a software provider, we may earn a referral fee. Overview [Reviews](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/)[Alternatives](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/alternatives/) # Microsoft Defender for Office 365 2026: Benefits, Features & Pricing On this page - Overview - User Interface - Popular Alternatives - Pricing and Plans - Features - User Reviews - Popular Comparisons ## Overview Microsoft Defender for Office 365 4.6 [(238)](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/) Pricing Pricing available upon request Top Alternatives ### About Microsoft Defender for Office 365 Microsoft Defender for Office 365 is a cloud-based solution that provides businesses with tools to identify, investigate and remediate potential email threats. Professionals can leverage artificial intelligence (AI) technology to verify the authenticity of internal or external emails, perform spoof checks and automatically scan attachments for malicious content. Microsoft Defender for Office 365 allows organizations to configure security policies and receive automated alerts about malware campaigns, malicious URL clicks or unusual email activities. Managers can review quarantined messages and generate detailed reports to gain insights into incidents, risk trends and more. Additionally, it lets users create custom queries and filter metadata based on system overrides, detection technology or inbound connector. Microsoft Defender for Office 365 enables businesses to self-report malicious emails and maintain a record of incidents. Pricing is available on request and support is extended via documentation and other online measures. ## Microsoft Defender for Office 365 User Interface ## Popular Microsoft Defender for Office 365 Alternatives Main Product Microsoft Defender for Office 365 4.6 [(238)](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/) Ratings Breakdown - 4.54Ease of use - 4.48Value for money - 4.30Customer support - 4.49Functionality Pricing Available upon request Alternative Product [Hoxhunt](https://www.softwareadvice.com/email-security/hoxhunt-profile/) 4.9 [(338)](https://www.softwareadvice.com/email-security/hoxhunt-profile/reviews/) Ratings Breakdown - 4.93Ease of use - 4.77Value for money - 4.82Customer support - 4.83Functionality Pricing Available upon request Alternative Product [Trustifi](https://www.softwareadvice.com/email-security/trustifi-profile/) 5.0 [(20)](https://www.softwareadvice.com/email-security/trustifi-profile/#reviews) Ratings Breakdown - 4.75Ease of use - 4.89Value for money - 4.94Customer support - 4.80Functionality Pricing Starting at $6.00 per month Alternative Product [Libraesva Email Security](https://www.softwareadvice.com/secure-email-gateway/libraesva-email-security-profile/) 4.9 [(50)](https://www.softwareadvice.com/secure-email-gateway/libraesva-email-security-profile/#reviews) Ratings Breakdown - 4.78Ease of use - 4.85Value for money - 4.88Customer support - 4.84Functionality Pricing Starting at £5.00 per year Alternative Product [SendGrid](https://www.softwareadvice.com/email-marketing/sendgrid-profile/) 4.2 [(753)](https://www.softwareadvice.com/email-marketing/sendgrid-profile/reviews/) Ratings Breakdown - 4.07Ease of use - 3.96Value for money - 3.73Customer support - 4.12Functionality Pricing Starting at $15.00 per month Alternative Product [SpamTitan](https://www.softwareadvice.com/secure-email-gateway/spamtitan-profile/) 4.6 [(563)](https://www.softwareadvice.com/secure-email-gateway/spamtitan-profile/reviews/) Ratings Breakdown - 4.43Ease of use - 4.50Value for money - 4.53Customer support - 4.41Functionality Pricing Starting at $1.26 per month ## Microsoft Defender for Office 365 Pricing and Plans Starting price: Pricing available upon request Free Trial Free Version Basic Pricing available upon request No plan information available ## Microsoft Defender for Office 365 Features - Popular features found in Email Security Email Attachment Protection Encryption Spam Blocker Spam Quarantine Whitelisting/Blacklisting - More features of Microsoft Defender for Office 365 Access Controls/Permissions Alerts/Escalation Allow/Block List Anti Spam Data Loss Prevention Email Filtering Email Routing Filtering Greylisting Microsoft Outlook Integration Phishing Protection Policy Management Real-Time Monitoring Reporting/Analytics Spam Detection SURLB/URIBL Filtering Threat Protection Threat Response ## Microsoft Defender for Office 365 User Reviews Overall Rating 4.6 Ratings Breakdown 5 65% 4 29% 3 3% 2 2% 1 0% Secondary Ratings Ease of Use 4.5 Value for money 4.5 Customer support 4.3 Functionality 4.5 Abrar K. Verified reviewer Market Research 11-50 employees Used daily for more than 2 years Review source Reviewed July 2021 Go for this anti-virus, as it is the best one around. 4 Overall I like the product as it comes in a package with other Microsoft tools. Also it provides a great deal of protection against malwares and viruses. It can do scheduled scan from time to time once specified. It does not cost you anything except for the deployment which is very impressive. Ratings Breakdown 5 Ease of use 4 Value for money 3 Customer support 4 Functionality Pros: It is free and easy to setup. It is great for detecting threats across the networks, detecting spam and other major malicious activities. The reports generated are very detailed and lets you analyze the threat level making it very useful for protection. Cons: This rate of detection of this toll is less when compared to other competitors. Deployment is expensive and we face issues sometimes while deploying. The notification pop-ups are too many and it gives discomfort to the users. Reasons for switching to Microsoft Defender for Office 365 It consumes a lot of memory and when it is used all the other processes on my computer slows down which made me switch to Microsoft Defender for Office 365. Read More AK Ajaykumar K. Verified reviewer Information Technology and Services 10000+ employees Used daily for more than 2 years Review source Reviewed January 2025 Microsoft Defender 4 Ratings Breakdown 4 Ease of use 4 Value for money 3 Customer support 4 Functionality Pros: Microsoft defender is used to protect our data and secure our organization resources Cons: Microsoft defender its not suitable for dealing with High level cyber attacks Reasons for choosing Microsoft Defender for Office 365 Microsoft defender is easy to use and providing lot options for email protection Read More Juan Ramón F. Verified reviewer Information Services 2-10 employees Used daily for more than 2 years Review source Reviewed May 2021 I think it's the worst 3 It doesn't solve any problems, it just causes more. The only reason I have it is because it comes pre-installed Ratings Breakdown 5 Ease of use 3 Functionality Pros: The only thing I like about Defender is that it is very simple to disable. It only represents an obstacle to install programs. Cons: Its virus scans are the worst, it consumes a lot of RAM and gives very low results Reasons for switching to Microsoft Defender for Office 365 Because I need an antivirus that does work Read More Charles Boampong K. Verified reviewer Computer Software 11-50 employees Used daily for more than 2 years Review source Reviewed March 2022 Excellent Protection For Enterprise Emails and Cloud-based Activities 5 It provides many great features that help to keep your data fully secured. I, therefore, recommend for any organization that's looking for an effective cloud data protection. Ratings Breakdown 5 Ease of use 5 Value for money 4 Customer support 5 Functionality Pros: It gives you much protection against phishing and spamming. This helps the organization to concentrate on production, rather than investing more time and resources for data protection. Cons: It's works well so far for us, so I can't think of any disadvantages for now. Maybe as time time progresses and our activities get quite complex, we may be able to detect the downside of it. Reasons for choosing Microsoft Defender for Office 365 Someone recommended it for us. Reasons for switching to Microsoft Defender for Office 365 We started experiencing a couple of problems. Read More SN Siyanda N. Verified reviewer Accounting 1001-5000 employees Used daily for less than 2 years Review source Reviewed February 2022 Microsoft Defender for Office 365 (MDO) Reviews & Product Details 4 It has assisted us in working on our security with acting. It recognizes any sort of assault or strange conduct in getting to the framework and sends a caution to the chairman who can check, comprehend, and audit on schedule to guarantee that movements of every kind are genuine. It impedes all known dangers right away and sends cautions to follow up. It isn't utilized on all gadgets. On the gadgets on which it is being utilized, it has worked on the security by 80%. It has further developed our security mindfulness. It helped us in understanding the shortcomings in our setup that should have been fixed to stay away from any sort of break. It has expanded our security level and relieved the gamble of being compromised. Ratings Breakdown 5 Ease of use 4 Value for money 5 Customer support 4 Functionality Pros: The arrangement is extremely simple to utilize. You should simply to relegate the permit to the end-client and it's finished. The client will just have the component enacted, and the arrangement will screen the messages to decide whether they are a danger or not. Safe connections, approaches, and the capacity to shield from zero-day dangers are the most important highlights. Cons: They can work on their security in a manner where a client can know whether every one of their connections are protected or not to open through a report. The arrangement takes care of its business impeccably, however it never reports to the client whether or not those connections have been halted previously. This item's viability could be improved, as far as identifying undesirable spam or even malware between the messages, contrasted with different items. Reasons for choosing Microsoft Defender for Office 365 We use it for identifying any sort of break or interruption. It isn't empowered for everybody since we have our own antivirus. We are utilizing Defender to safeguard various types of connections, messages, and safe connections, and things like that. Read More AA Alhassan A. Verified reviewer Non-Profit Organization Management 11-50 employees Used weekly for more than 2 years Review source Reviewed July 2021 provides adequate protection against the most common threats 4 Considering it comes for free with the Windows Operating System, it has high compatibility with the microsoft tools we commonly use. And that saves us time spent downloading .apk files and installing them. Also, updates and upgrades are mostly automated and do not require any additional time spent to carry them out. These are all great benefits Defender provides at zero cost to us, so I can't not love it regardless of its few flaws. Ratings Breakdown 4 Ease of use 5 Value for money 4 Customer support 4 Functionality Pros: the best thing about Defender is that it comes at zero additional costs for full protection and product functionality. The spam detection and filtering mechanism allows for manual readjustments to permanently address cases of mislabeling and false alarms. The advanced parental control guidance it provides is also quite effective in it's range of custom adjustments to suit each potential user. Cons: Scanning local drives can be painfully slow especially for huge file counts, even if the size of the scanned documents are tiny. They also fail to recognize certain low level threats that are easily detected by others. Reasons for choosing Microsoft Defender for Office 365 Defender was the cheaper option. Reasons for switching to Microsoft Defender for Office 365 The persistent product license mishaps and accompanying stubborn notifications that never go away no matter how many times you disable them made using it very annoying. Read More CO Cindy O. Verified reviewer Hospital & Health Care Self-Employed Used daily for more than 2 years Review source Reviewed January 2022 Security AntiVirus Protection you must have for your business or home computer 5 I have tried other AntiVirus Security software and have to say Microsoft Defender is simply the best. It is far superior to the others in that it does it's job quietly, in the background, your work does not get interrupted all the time and you know you are protected 24/7. When your business depends on the protection of your data you need Microsoft Defender. Ratings Breakdown 5 Ease of use 5 Value for money 5 Functionality Pros: I love that Microsoft Defender runs in the background, it does it's job without a lot of fuss. You don't have to see or know it's running all the time but you trust it is doing it's job all the time. Cons: I wish there was more reports available for the results of the scans and the quarantined emails. To there advantage there might be and I have not found them yet. Reasons for switching to Microsoft Defender for Office 365 Rating, ease of use, cost effective and superior product Read More YK Yvonne K. Verified reviewer Non-Profit Organization Management 2-10 employees Used daily for more than 2 years Review source Reviewed July 2021 Staying safe with Microsoft Defender 5 It has shown me that It works, I have not had any issues that were not handled and I only use Microsoft Defender on my computer. Ratings Breakdown 5 Ease of use 5 Value for money 5 Customer support 5 Functionality Pros: I like most about this software is that it came with Microsoft. I didn't have to purchase it or research to make sure it would work with Microsoft products. It is a Microsoft product, so I am confident that it will and can protect my computer. Cons: I have not found anything that I don't like about it. If there is something more I need besides defender, my computer has not told me. Reasons for choosing Microsoft Defender for Office 365 It was on my computer. Reasons for switching to Microsoft Defender for Office 365 I switched when I bought a computer and Defender was already on the computer and I didn't have to purchase a third party product. Read More AS Alisha S. Verified reviewer Translation and Localization Self-Employed Used weekly for less than 2 years Review source Reviewed May 2025 Great, easy to use scans 5 Microsoft Defender scans are so good that I don't have to buy an additional software. It is easy to execute, has a clean interface, and covers not only email but also Microsoft Teams. It even scans attachments. Overall, a great product that runs automatically and smoothly. Ratings Breakdown 5 Ease of use 5 Value for money 5 Customer support 5 Functionality Pros: It is literally the easiest antispam program out there. Since it has the big name of Microsoft, I know I'm getting the best protection out there. Cons: It would be nice to get some extra information about the files that it scans, just to assure me of everything that was checked. Read More IB Ian B. Verified reviewer Information Technology and Services 11-50 employees Used daily for more than 2 years Review source Reviewed January 2025 Defend Your Data with MS Defender 4 I have had very good protection and minimal security issues while using Defender. Ratings Breakdown 4 Ease of use 3 Value for money 4 Customer support 4 Functionality Pros: Its centralized management with O365 makes it convenient to use. Cons: It can take some time to learn where to use certain tools and how to track system events. Read More Showing 1 - 10 of 238 Reviews [See All Reviews](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/) ## Microsoft Defender for Office 365 Popular Comparisons [Hoxhunt vs Microsoft Defender for Office 365](https://www.softwareadvice.com/email-security/hoxhunt-profile/vs/microsoft-defender-for-office-365/)[SpamTitan vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/vs/spamtitan/)[Proton Mail vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/vs/protonmail/)[ESET Endpoint Security vs Microsoft Defender for Office 365](https://www.softwareadvice.com/security/eset-endpoint-security-profile/vs/microsoft-defender-for-office-365/)[Proofpoint Email Protection vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/vs/proofpoint-email-protection/)[Topsec Cloud Solutions vs Microsoft Defender for Office 365](https://www.softwareadvice.com/email-archiving/blockmail-profile/vs/microsoft-defender-for-office-365/)[Libraesva Email Security vs Microsoft Defender for Office 365](https://www.softwareadvice.com/secure-email-gateway/libraesva-email-security-profile/vs/microsoft-defender-for-office-365/)[MimeCast Email Security vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/vs/mimecast-email-security/)[Graphus vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/graphus-profile/vs/microsoft-defender-for-office-365/)[McAfee Security for Email Servers vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/mcafee-security-for-email-servers-profile/vs/microsoft-defender-for-office-365/)[Avanan vs Microsoft Defender for Office 365](https://www.softwareadvice.com/security/avanan-cloud-security-platform-profile/vs/microsoft-defender-for-office-365/)[SendGrid vs Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/vs/sendgrid/)[Cloudflare vs Microsoft Defender for Office 365](https://www.softwareadvice.com/cybersecurity/cloudflare-profile/vs/microsoft-defender-for-office-365/) [Compare All Alternatives](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/alternatives/) ## See what companies are saying about Software Advice