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Office 365 Reviews

Vendor: Microsoft
4.3 out of 5
Badge Ranked 1
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What is Office 365?

Office 365 integrates cloud services for efficient collaboration, offering a set of tools like Teams, SharePoint, and Outlook. Designed for productivity with multi-device access, it supports automation and remote work through its cloud-based features.

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Office 365 is the #1 ranked solution in top Content Collaboration Platforms. PeerSpot users give Office 365 an average rating of 8.6 out of 10. Office 365 is most commonly compared to Google Workspace: Office 365 vs Google Workspace. Office 365 is popular among the small business segment, accounting for 56% of users researching this solution on PeerSpot. The top industry researching this solution are professionals from a financial services firm, accounting for 15% of all views.
Buyer's Guide
Office 365
May 2026
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Office 365 mindshare

As of May 2026, the mindshare of Office 365 in the Content Collaboration Platforms category stands at 8.6%, up from 6.3% compared to the previous year, according to calculations based on PeerSpot user engagement data.
Content Collaboration Platforms Mindshare Distribution
ProductMindshare (%)
Office 3658.6%
Google Workspace8.1%
Dropbox Business - Enterprise7.9%
Other75.4%
Content Collaboration Platforms

PeerResearch reports based on Office 365 reviews

TypeTitleDate
CategoryContent Collaboration PlatformsMay 25, 2026Download
ProductReviews, tips, and advice from real usersMay 25, 2026Download
ComparisonOffice 365 vs Google WorkspaceMay 25, 2026Download
ComparisonOffice 365 vs Dropbox Business - EnterpriseMay 25, 2026Download
ComparisonOffice 365 vs Microsoft OneDrive for BusinessMay 25, 2026Download
Suggested products
TitleRatingMindshareRecommending
Google Workspace4.18.1%95%106 interviewsAdd to research
Box4.27.6%85%43 interviewsAdd to research
 
 
Key learnings from peers
Last updated Apr 19, 2026

Valuable Features

Valuable features of Office 365 include seamless integration with apps like Teams, SharePoint, and OneDrive enhancing collaboration, cloud-based access from anywhere, and strong security. Users appreciate tools such as Word, Excel, and Outlook for their productivity benefits. Automatic saving, multiple-device accessibility, and version control are favored. AI features, including Copilot, improve efficiency. Platforms like Power Apps offer extensive automation. Remote work is supported through cloud storage, real-time document editing, and email functionalities.
  • "The most valuable and useful tool for us is Teams because we can make video calls and share data in a simple way."
  • "Office 365 plus the 64-bit 2016 versions of the Office desktop applications is a great combination that I could not function without."
  • "My advice to others looking into using Office 365 is to go for it because it's an all-in-one solution that they can use for collaboration and other things."

Room for Improvement

Office 365 users highlight several areas needing improvement, such as the speed of Excel on Mac, complex security, and integration challenges with non-Microsoft products. They also mention issues with cost, the clunky interface of Skype for Business, and the need for better collaboration and AI integration, especially in Excel and PowerPoint. Administration and support are criticized for their complexity, while updates can lead to disruptions and data synchronization concerns. Users also note sluggish performance and desire enhanced tutorials and AI insights.
  • "Of course, sometimes you can see issues with the state of the software every day, and sometimes there are problems with Teams or Exchange Online."
  • "As soon as I leave the school though, I'll lose access to Office 365, most of the work I've saved on the system."
  • "Performance-wise, Office 365 needs a lot of bandwidth. The problem is, the solution requires very high bandwidth and internet usage, and sometimes when the connection is slow, it won't work and it won't load."

ROI

Organizations find significant value in Office 365 through productivity and collaboration enhancements, improved access and security, and substantial cost savings by consolidating services. They recognize ROI through reduced reliance on third-party tools and flexibility in subscription management. Users appreciate seamless updates, integration with existing systems, and efficiency gains, despite initial costs and the learning curve. Time savings and feature accessibility contribute to its positive impact, ensuring justified expenditure for medium to large enterprises.

Pricing

Enterprise buyers generally find Office 365 pricing to be competitive, offering a cost-effective solution for its comprehensive features and scalability. Licenses like E3 and E5 cater to various organizational needs, though some find the pricing structure complex. Discounts are available for larger purchases and annual plans, yet smaller businesses might face higher costs when accessing all functionalities. Overall, Office 365 supports a diverse range of subscription options, allowing buyers to align costs with specific business requirements.
  • "The price of Office 365 is very expensive."
  • "Licensing fees are paid on a monthly basis, or we prepay them."
  • "I would rate the solution 3 out of 5 for the price. I think Microsoft presents a good solution concerning the price."

Popular Use Cases

Entities primarily use Office 365 for communication and collaboration through email and Teams. They manage documents using Word, Excel, PowerPoint, and SharePoint. It enhances task management, reporting, and data analysis. Integration with Microsoft applications provides seamless access to tools essential for business processes, enabling real-time co-authoring and file sharing. Its cloud-based capabilities support flexible access, ensuring productivity across various devices and locations.

Service and Support

Most users find Office 365 support responsive with efficient service. Many rate Microsoft's technical support around 7 to 9, though they suggest improvements in response time and issue handling. Offshore support experiences vary, with some encountering delays, especially during handoffs. Users often rely on internal IT teams, online resources, partners, or vendors instead of direct Microsoft support. Some find self-service options sufficient, while others appreciate prompt communication and problem resolution.

Deployment

Office 365's initial setup is largely straightforward and easy, with many users reporting smooth installations. Some required assistance or faced complexities with certain features, especially during migrations from other platforms. Many emphasize the importance of preparation and planning. Users appreciate available resources and guidance, but advanced configurations may take longer. The onboarding process benefits from Microsoft's support and documentation, though occasional issues with older devices or specific integration tasks were noted.

Scalability

Office 365 is noted for its high scalability, handling user expansion seamlessly, facilitated by its cloud-based architecture. It accommodates organizations of various sizes without significant performance issues. Some users highlight the straightforward process of acquiring new licenses for expansion. Costs related to licenses are often the only consideration when scaling. A few mention minor restrictions due to license policies, but generally, Office 365 efficiently supports large-scale deployments across different sectors.

Stability

Office 365 exhibits high stability. Many users report minimal issues, with occasional minor disruptions. Teams sometimes has network problems, and Excel can be slow with large datasets. On Mac, Office apps may show slight glitches. Performance is largely stable, but some experience unexpected closures. Office 365 is highly reliable and efficient, rated between eight and ten, supported by a strong SLA for uptime. Regular users appreciate its dependability and robust service.
These insights are based on the in-depth reviews provided by peers to help you make a better buying decision.
Download our Office 365 Buyer's Guide for additional reliable information.

Review data by company size

By reviewers
Company SizeCount
Small Business58
Midsize Enterprise27
Large Enterprise57
By reviewers
By visitors reading reviews
Company SizeCount
Small Business243
Midsize Enterprise83
Large Enterprise111
By visitors reading reviews

Top industries

By visitors reading reviews
Financial Services Firm
15%
Computer Software Company
10%
Construction Company
9%
Outsourcing Company
8%
Marketing Services Firm
7%
Manufacturing Company
5%
Comms Service Provider
5%
Performing Arts
5%
Educational Organization
4%
Retailer
3%
Government
3%
Transportation Company
3%
Healthcare Company
3%
University
3%
Media Company
3%
Real Estate/Law Firm
2%
Energy/Utilities Company
2%
Pharma/Biotech Company
2%
Insurance Company
2%
Leisure / Travel Company
1%
Wholesaler/Distributor
1%
Hospitality Company
1%
Legal Firm
1%
Engineering Company
1%
Consumer Goods Company
1%

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Learn more about Office 365

Office 365 enhances business efficiency by providing a comprehensive suite of applications such as Word, Excel, and PowerPoint, crucial for document creation and management. It offers seamless communication and collaboration via Outlook for email and Teams for meetings. The integration with SharePoint and OneDrive ensures robust document management and storage, facilitating remote access while supporting advanced security and automation features like Power Apps and Copilot. Despite its extensive capabilities, users note room for improvement in areas like cost, external connectivity, and upgrade disruptions. There's a need for better integration with third-party apps, enhanced Excel performance on Mac, and improved AI functionalities to simplify usage.

What are the most valuable Office 365 features?
  • Integration: Connects various Microsoft services for improved workflows.
  • Cloud Collaboration: Facilitates teamwork through Teams and SharePoint.
  • Advanced Security: Includes features ensuring data protection.
  • Real-time Editing: Allows simultaneous document work.
  • Automatic Updates: Ensures up-to-date software without manual intervention.
  • Multi-device Access: Supports various devices for versatility.
  • OneDrive Storage: Offers scalable cloud storage solutions.
  • Automation Tools: Power Apps and Copilot increase efficiency.
What benefits and ROI should organizations consider?
  • Productivity Boost: Streamlined tools for efficient task completion.
  • Global Accessibility: Work can be conducted from any location.
  • Cost Management: Flexible licensing aligns with business needs.
  • Security Assurance: Mitigates risks and protects data integrity.
  • Support for Remote Work: Enhances collaboration across distances.

In industries such as healthcare, finance, and education, Office 365 is used to manage documents securely, facilitate meetings through Teams, and store sensitive information on OneDrive. Its user-friendly tools support teaching and learning, enhancing productivity and providing robust solutions for document sharing and communication.

Office 365 was previously known as Microsoft Office 365, Office 365 Enterprise, Office 365 Enterprise E1, Office 365 Enterprise E3, Office 365 Enterprise E5, Office 365 ProPlus, Office 365 Business, Office 365 Business Essentials, Office 365 Business Premium, Office 365 F1.

Office 365 customers

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Office 365 Reviews Summary
Author infoRatingReview Summary
Technical Manager at Landmark Group3.5I value Office 365 for its robust collaboration via Teams and comprehensive suite integration. While I experience Mac Outlook slowness and prefer Slack, its overall stability and scalability are strong for my global work.
System engineer at a retailer with 10,001+ employees4.5I’ve used Office 365 for over seven years to streamline collaboration, cut IT costs, and boost productivity, though managing complex admin settings remains a challenge despite its robust features like Teams, SharePoint, and Microsoft Copilot.
System Administrator at emco Bautechnik GmbH4.0I find Office 365, particularly Teams and Power Automate, effective for productivity, communication, and security. It's stable, scalable, and integrates well, despite complex configuration options and minor issues. Overall, it's worth the investment.
Test Manager at Skills Development Scotland4.5I’ve used Office 365 for over five years and find its tools—particularly Teams, OneDrive, and Excel—useful for collaboration and organization, with secure access and seamless integration, although I'd like to explore more AI features like Copilot.
Sr. Security Analyst/Incident Response at a retailer with 5,001-10,000 employees4.0I've used Office 365 for a few years and find its cloud-based access, integration, and remote work features highly beneficial. Support could improve, but overall it meets our needs well, and I’d rate it 8 out of 10.
System Administrator at wellness one day surgery center4.0I've used Office 365 for three years, valuing its comprehensive features, stability, and scalability. While setup is easy, I encountered email quota issues, migration challenges, and poor customer service. My overall rating is 8/10.
Controller/HR Manager/IT Manager at a manufacturing company with 11-50 employees4.5I've used Office 365 for 13 years and find its features, especially in Excel and Word, highly effective for our wholesale retail business, though occasional UI changes and customer support delays can be frustrating.
Senior Consultant and Service Integration Lead at a educational organization with 10,001+ employees3.5I use Office 365 for documentation, valuing its Teams/SharePoint integration for collaboration. While desktop apps are stable, online versions have usability and stability issues. I recommend it, but often rely on unofficial forums for support, rating it 7/10.