# Topsec Cloud Solutions vs Microsoft Defender for Office 365 - 2026 Comparison - Software Advice > Topsec Cloud Solutions vs Microsoft Defender for Office 365 - See how these products stack up against each other with real user reviews, product feature comparisons and screenshots. Find out which one is best for your organization. Source: https://www.softwareadvice.com/email-archiving/blockmail-profile/vs/microsoft-defender-for-office-365 --- [Home](https://www.softwareadvice.com/) / [Email Management Software](https://www.softwareadvice.com/category/3433-email-management/) / Topsec Cloud Solutions vs 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. Updated June 2, 2026 # Topsec Cloud Solutions vs. Microsoft Defender for Office 365: 2026 Comparison Skip hours of research. Get your top 5 matches from an expert in 15 minutes, 100% free. Free Expert Guidance Real Human Advice 1M + Businesses Helped Updated June 2, 2026 # Topsec Cloud Solutions vs. Microsoft Defender for Office 365: 2026 Comparison Skip hours of research. Get your top 5 matches from an expert in 15 minutes, 100% free. Free Expert Guidance Real Human Advice 1M + Businesses Helped Product comparison Compare up to 3 products side-by-side + Add product [](https://www.softwareadvice.com/email-archiving/blockmail-profile/) [Topsec Cloud Solutions](https://www.softwareadvice.com/email-archiving/blockmail-profile/) 4.9 [(69)](https://www.softwareadvice.com/email-archiving/blockmail-profile/reviews/) Starting Price €12.00per year Free trial Free version Pros: Not enough reviews Cons: Not enough reviews Who uses Topsec Cloud Solutions Based on 69 reviews - Top use cases: Email Security (13%), Anti-spam (12%) and Email Management (3%) 98% of users recommend this product [](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/) [Microsoft Defender for Office 365](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/) 4.6 [(238)](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/) Starting Price Not provided by vendor Free trial Free version Pros: Not enough reviews Cons: Not enough reviews Who uses Microsoft Defender for Office 365 Based on 238 reviews - Popular among: Small businesses - Most common industries: IT & Software Development (23%), Professional Services (10%) and Health & Medicine (9%) - Top use case: Email Security (57%) 76% of users recommend this product [](https://www.softwareadvice.com/email-archiving/blockmail-profile/) Topsec Cloud Solutions 4.9 [(69)](https://www.softwareadvice.com/email-archiving/blockmail-profile/reviews/) [](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/) Microsoft Defender for Office 365 4.6 [(238)](https://www.softwareadvice.com/anti-spam/microsoft-defender-for-office-365-profile/reviews/) + Add product Add product ## User satisfaction * * * 4.9 Based on 69 reviews Ease of use 4.9 Value for money 4.9 Customer support 4.9 Functionality 4.9 4.6 Based on 238 reviews Ease of use 4.5 Value for money 4.5 Customer support 4.3 Functionality 4.5 ## User interface * * * ## Key features Features selected based on 307 reviews from Email Management * * * Archiving & Retention 5.0 Email Attachment Protection N/A Spam Blocker 5.0 Spam Quarantine N/A Whitelisting/Blacklisting N/A Archiving & Retention N/A Email Attachment Protection 4.5 Spam Blocker 4.4 Spam Quarantine 4.4 Whitelisting/Blacklisting 4.6 ### Wondering if these products fit your needs? Skip the manual research. Talk to a real advisor like Lexi to get a 100% free, personalized shortlist in 15 minutes. LexiAdvisor for 8 years ### Wondering if these products fit your needs? Skip the manual research. Talk to a real advisor like Lexi to get a 100% free, personalized shortlist in 15 minutes. LexiAdvisor for 8 years ## Integrations * * * [ Microsoft SharePointNot enough reviews ](https://www.softwareadvice.com/cms/microsoft-sharepoint-profile/)[ Google WorkspaceNot enough reviews ](https://www.softwareadvice.com/marketing/google-workspace-profile/)[ Microsoft OutlookNot enough reviews ](https://www.softwareadvice.com/marketing/microsoft-outlook-profile/) ## Reviews * * * MQ Michael Q.DirectorInformation Technology and Services, 2-10 employees "The team communicates clearly and is consistently helpful throughout the process, making deployment smooth and stress-free." Aug 27, 2025 JB John B.ConsultantInformation Technology and Services, 11-50 employees "Maybe too strict - blocks some genuine emails" May 20, 2024 Swetha C.Technical Program ManangerAutomotive, 5001-10000 employees "It significantly reduces spam, phishing attempts, and malicious email threats while providing administrators with useful visibility into security events." May 31, 2026 NY Natalie Y.Office AssistantAccounting, 11-50 employees "The one thing I don’t like the most is file syncing. While syncing files a very slow performance with file version conflicting." Mar 8, 2026 ## Customer support * * * Email/Help Desk FAQs/Forum Knowledge Base Phone Support 24/7 Chat Email/Help Desk FAQs/Forum Knowledge Base Phone Support 24/7 Chat ## Training options * * * In Person Live Online Webinars Documentation Videos In Person Live Online Webinars Documentation Videos ## Popular Comparisons * * * [Hoxhunt vs Topsec Cloud Solutions](https://www.softwareadvice.com/email-archiving/blockmail-profile/vs/hoxhunt/)[SpamTitan vs Topsec Cloud Solutions](https://www.softwareadvice.com/email-archiving/blockmail-profile/vs/spamtitan/)[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/)