Microsoft Outlook

By Microsoft

4.5/5(3,522)
4.5 out of 5 stars

How would you rate your experience with Outlook?

Microsoft Outlook Reviews & Product Details

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Value at a Glance

Averages based on real user reviews.

Time to Implement

1 month

Return on Investment

13 months

User Insights

Average based on 3522 real user reviews.

Implementation Time

1 month

Perceived Cost

$$$$$

Microsoft Outlook Reviews (1,260)

View 9 Video Reviews
Reviews

Microsoft Outlook Reviews (1,260)

View 9 Video Reviews
4.5
3,522 reviews

What do users say?

Generated using AI from real user reviews
Users consistently praise Microsoft Outlook for its seamless integration of email, calendar, tasks, and contacts, which enhances productivity and organization. The platform's ability to manage high volumes of communication effectively is a key reason for its popularity, although some users note that the interface can feel cluttered and overwhelming for newcomers.

Pros & Cons

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SB
Sanjivani B.
Software Engineer
Information Technology and Services
Mid-Market (51-1000 emp.)
"Outlook: All-in-One Email and Productivity Hub with Seamless Microsoft 365 Integration"
5/5
What do you like best about Microsoft Outlook?

It is a comprehensive email and productivity platform that brings email management, calendar scheduling, contacts, and task tracking into a single application. One aspect I appreciate most is its clean, professional user interface, which provides easy navigation across emails, calendars, contacts, and tasks without switching between multiple applications.

From a performance perspective, Outlook handles large mailboxes efficiently. I have been using Outlook for the last 2.5 years, and I can still access my old emails from when I started as an intern at my current company.

Outlook’s integration capabilities are another major advantage. I can easily connect it to Microsoft Teams, schedule meetings from there, and it automatically sends notifications to other team members through Outlook. I can also quickly check in Outlook who accepted the invites and who didn’t.

When it comes to pricing, Outlook offers strong value as part of the Microsoft 365 subscription, since it is bundled with widely used productivity applications such as Word, Excel, PowerPoint, Teams, and OneDrive.

The AI features also help me correct my mistakes in emails by auto-suggesting changes while I’m writing. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

Microsoft Teams is a powerful and feature-rich platform, but there are a few areas where I think there’s room for improvement based on my day-to-day experience.

I feel the email organization could be improved, because it becomes difficult to work with multiple folders, shared mailboxes, and long email threads. Important messages can sometimes get buried within conversations, which makes it challenging to quickly locate key information. Additionally, managing large email chains with multiple participants can feel overwhelming, particularly when conversations stretch across several days or weeks.

Another frustration is the occasional synchronization delay between devices. Many times, I receive an immediate notification on my mobile but see a delay on my laptop. Other times, I get a quick notification on my laptop but the mobile Outlook notification is delayed. This inconsistency can definitely be improved. Review collected by and hosted on G2.com.

bhavik m.
BM
bhavik m.
System Administrator
Computer Software
Mid-Market (51-1000 emp.)
"Fast, Reliable Microsoft Outlook Messaging with ease of integration"
5/5
What do you like best about Microsoft Outlook?

I have integrated microsoft outlook with new relic alerts receiving channel. Our organization is also using Microsoft 365 for business communication. Best part is ontime and fast delivery of messages. Different kinds of category based images are properly formatted and designed while we read or open any emails. Features like flag, colour based category, mark aa important, directly send email to teams through simple shortcuts auto filtering of phising and suspicious messages, schedule based delivery, adding different addons for daily to daily activities to save time. Switching to Microsoft's other apps like to do, onderive, calender is quite simple and user-friendly. Also supports many third part addons and many other features which I like most. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

When bulk emails are received, and we have selected group by messages based in on subject, it takes quite longer time to open entire email channel or thread. This is long term bug or issue which we are facing from Microsoft Outlook. Review collected by and hosted on G2.com.

rishabh m.
RM
rishabh m.
Senior Project Manager
Information Technology and Services
Mid-Market (51-1000 emp.)
"Reliable for email and calendar management across teams"
4/5
What do you like best about Microsoft Outlook?

What we appreciate most about Microsoft Outlook is that it keeps email communication, scheduling, and calendar management together in a single platform. Since most of our internal and external communication still happens through email, having direct access to calendars, meeting invitations, contacts and tasks helps keep daily work organized without jumping between multiple applications. The integration with Microsoft Teams and Microsoft 365 has also been valuable. Scheduling meetings, managing shared calendars and coordinating across departments became much smoother once everything was connected through the same ecosystem. Search is generally reliable as well, making it easier to locate older conversations, attachments and meeting details when needed. For day to day business operations.

Outlook has remained one of the most dependable tools we use because it helps maintain structure around communication and scheduling across different teams. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

One challenge with Outlook is that inboxes can become difficult to manage when email volume increases significantly. Important conversations can sometimes get buried beneath automated notifications, long email chains and recurring updates, requiring users to spend time organizing folders and rules to stay on top of priorities. We have also noticed that shared mailbox permissions and calendar access settings can occasionally create confusion for less experienced users. While search usually works well there are still times when locating a specific attachment or older email takes longer than expected.

Overall the platform is highly capable but some areas of the interface could be simplified to make navigation and inbox management easier for heavy daily users. Review collected by and hosted on G2.com.

Francisco Javier S.
FS
Francisco Javier S.
Product Manager
Chemicals
Mid-Market (51-1000 emp.)
"The ultimate control center for my workday, despite a slightly dated interface"
4/5
What do you like best about Microsoft Outlook?

The deep integration between the email client, the calendar, and the task management system is what keeps my workday organized. I love that I can drag and drop an email directly into my calendar to instantly block out time to work on it. The Quick Steps feature is also a massive time-saver, letting me archive, label, and forward repetitive emails with a single keyboard shortcut. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

The user interface can feel very cluttered and heavy compared to modern, minimalist email apps. It takes too many clicks to do basic things sometimes, and the search function can be strangely slow or inaccurate when looking for older attachments. Also, the spam filter occasionally catches important internal emails while letting obvious junk slip through to my main inbox. Review collected by and hosted on G2.com.

Ameer A.
AA
Ameer A.
Salesforce Developer
Information Technology and Services
Mid-Market (51-1000 emp.)
"Reliable Email and Calendar Management Tool for Daily Business Communication"
4.5/5
What do you like best about Microsoft Outlook?

What I like best about Microsoft Outlook is how it combines email, calendar, meetings, and task management in a single application. It makes daily communication and scheduling much more organized, especially when working with multiple teams and clients.

The calendar and meeting features are very convenient because scheduling calls, sending invites, and managing reminders can all be done quickly from the same place. I also like the email organization features such as folders, rules, flags, and search functionality, which help manage large volumes of emails efficiently.

Another advantage is the integration with other Microsoft tools like Teams, Excel, Word, and SharePoint. Since everything works together smoothly, it improves productivity and reduces the need to switch between multiple applications throughout the day. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

One thing I dislike about Microsoft Outlook is that it can sometimes feel slow or heavy, especially when handling large mailboxes or older email archives. There are occasional sync delays and performance issues, particularly after updates or when network connectivity is unstable.

The interface also has a lot of features and settings, which can feel slightly overwhelming for new users. Some configurations, especially related to rules, shared mailboxes, or account settings, are not always very straightforward.

Another minor issue is that search results can occasionally be inconsistent when trying to find older emails or attachments. Overall, it is a very useful platform, but there are times when performance and usability could be improved. Review collected by and hosted on G2.com.

Jay C.
JC
Jay C.
Business Development Executive
Mid-Market (51-1000 emp.)
"All-in-One Email, Calendar, and Tasks—Outlook Keeps Me Organized"
3.5/5
What do you like best about Microsoft Outlook?

What I like best about Microsoft Outlook is how seamlessly it consolidates email, calendar, tasks, and contacts into a single, unified hub. Instead of juggling separate apps, I can turn an email thread into a calendar invitation with just a couple of clicks Outlook automatically pulls the conversation’s context, suggests available time slots, and even tracks RSVPs. I also love converting important messages into flagged to-do items, which then appear right alongside my tasks and calendar events, so nothing slips through the cracks. When I need to dig up an old attachment or a specific message from months ago, the search function feels almost instant and remarkably precise, filtering by sender, date, keyword, or folder without frustration. That level of integration doesn’t just save clicks it transforms Outlook from a basic email client into a command center for my daily workflow, reducing mental clutter and letting me focus on what actually needs to get done. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

What I dislike most about Microsoft Outlook is how often its performance grinds to a halt especially when I’m dealing with a large mailbox or older PST files that have accumulated years of email history. What should be a simple click to open a message or switch folders can turn into a spinning cursor and several seconds of frustrating delay. The search function, which I otherwise admire, occasionally betrays me by failing to locate an email I know exists even when I type the exact subject line or sender name forcing me to manually hunt through folders like it’s 1999.

Crashes and sudden freezes are also more common than I’d like, and when Outlook does go down, the recovery process feels unnecessarily slow and clunky, sometimes taking several minutes to reopen and rebuild what was just lost. On top of that, the desktop version has grown bloated over the years packed with features I’ve never touched making the interface feel overwhelming and chaotic for new users who just want to send an email or set a reminder. Syncing issues across my desktop, mobile, and the web version add another layer of frustration: I’ve often found duplicate calendar entries, missing emails on one device that clearly exist on another, or read messages stubbornly staying marked as unread. And finally, the spam filtering leaves a lot to be desired obvious junk sneaks into my inbox with depressing regularity, while legitimate messages from colleagues or clients get banished to the junk folder without explanation. All of this adds up to a tool that, despite its power, can sometimes feel more exhausting than efficient. Review collected by and hosted on G2.com.

Velit T.
VT
Velit T.
Media Manager / Team Leader
Mid-Market (51-1000 emp.)
"Best Email App: Excellent Organization and Seamless Calendar Integration"
3.5/5
What do you like best about Microsoft Outlook?

Microsoft Outlook is the best email app I have used and the first. The way it lets me organize my emails with folders, rules, and categories is excellent. The calendar integration is seamless, making it easy to manage meetings and appointments alongside my emails in one place. It truly does the job and keeps everything well-organized. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

The Mac version of Microsoft Outlook is quite heavy on system resources. It tends to consume a lot of memory and can slow down the Mac, especially when running alongside other applications. This can be frustrating for Mac users. Hopefully future updates will optimize the performance on macOS. Review collected by and hosted on G2.com.

AJ
Ashish J.
Associate Systems Analyst
Information Technology and Services
Mid-Market (51-1000 emp.)
"Powerful Microsoft 365 Integrations, but the UI Can Feel Cluttered"
3.5/5
What do you like best about Microsoft Outlook?

I use Outlook every day as a GMT engineer, and it’s pretty central to how I work. The biggest thing for me is how well it connects with tools like Microsoft Teams and Power Automate. I’ve set up a few workflows where alerts coming into my inbox automatically trigger tasks or notify the team, which saves me a lot of manual effort each week.

The interface is straightforward, and features like Quick Steps and Focused Inbox help when I’m dealing with a lot of emails. Recently, the AI features have actually been useful too - being able to quickly summarize long email threads has saved me time more than I expected.

Since it’s already included in our Microsoft 365 setup, it’s an easy choice, and there’s plenty of documentation online if you need to set up something more advanced. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

One thing I feel could be improved is the UI - it works well, but it doesn’t always feel as modern or minimal as it could be. Sometimes the interface can feel a bit cluttered, especially when you’re switching between mail, calendar, and settings. It’s not a dealbreaker since everything is functional, but a cleaner and more streamlined design would make the overall experience smoother, especially for new users. Review collected by and hosted on G2.com.

Diego T.
DT
Diego T.
Manager, Knowledge Management & Digital Adoption
Mid-Market (51-1000 emp.)
"Seamless Microsoft Suite Integration for a More Collaborative, Organized Inbox"
5/5
What do you like best about Microsoft Outlook?

The best thing about Microsoft Outlook is its integration with the rest of the Microsoft apps in the enterprise suite. The ability to switch between OneDrive, Tasks, Copilot, and use Loop components directly in an email makes it truly collaborative. It's also my favorite email app for organizational purposes. I find it much easier to organize emails the way you prefer than in Gmail. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

Depending on the org you work for, you may find performance and the UI are not as fast or pleasing with Outlook Classic, which, unfortunately, some are still on. Product adoption and user onboarding is totally dependent on someone walking you through the app, as it may not be as intuitive as other email apps. Review collected by and hosted on G2.com.

MOHIT C.
MC
MOHIT C.
Business Intelligence Developer
Consulting
Mid-Market (51-1000 emp.)
"Microsoft Outlook: Seamless M365 Integration with Powerful Scheduling and Automation"
5/5
What do you like best about Microsoft Outlook?

I suppose it’s the convenience of having everything at once. I do not need to switch between five separate applications to track my schedule, contact someone, or get something done. The Integration of the calendar makes life easier because I always know when my colleagues are free and make an appointment immediately, no emails involved. Search also helps me a lot since no matter how many emails I get, I can easily find that particular attachment within seconds. Review collected by and hosted on G2.com.

What do you dislike about Microsoft Outlook?

The major issue that annoys me is that Outlook is quite heavy on my computer. When too many tabs or other resource-intensive applications are running, Outlook becomes slow; for example, it takes longer to search past emails and open attachments. Another problem that I would like to highlight is the necessity to wait for the email to index or reboot the application to see it immediately after searching. Finally, there is one more issue that needs to be mentioned, although it is minor. Sometimes I receive alerts on my phone; however, my email does not appear on my computer screen within one or two minutes, it may be some integration or sync issue. Review collected by and hosted on G2.com.

Questions about Microsoft Outlook? Ask real users or explore answers from the community

Get practical answers, real workflows, and honest pros and cons from the G2 community or share your insights.

GU
Guest User
Last activity 4 months ago

What are the latest integrations and features in Microsoft Outlook that enhance email communication and productivity?

GU
Guest User
Last activity 2 months ago

What are the latest integrations and features in Microsoft Outlook that enhance email communication and productivity?

Pricing Insights

Averages based on real user reviews.

Time to Implement

1 month

Return on Investment

13 months

Average Discount

9%

Microsoft Outlook Comparisons
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Outlook
4.5/5(3,522)