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reviewer1220712 - PeerSpot reviewer
Principal Cloud Architect at a wholesaler/distributor with 1,001-5,000 employees
Real User
Top 5
Jan 25, 2022
Reduces maintenance, has zero downtime and is fairly reliable
Pros and Cons
  • "I enjoy not having to maintain the local infrastructure, local servers, local whatever. You use the software and don't have to worry about the details."
  • "I enjoy not having to maintain the local infrastructure, local servers, local whatever."
  • "I don't really like the response time of the web GUI for administration."
  • "I don't really like the response time of the web GUI for administration. All this seems a bit slow and not responsive enough."

What is most valuable?

The experience has been rather good. We've had nothing major happen to us. We've had no major downtimes. We haven't lost mail so far, which is good.

I enjoy not having to maintain the local infrastructure, local servers, local whatever. You use the software and don't have to worry about the details. You're not concerned with administration tasks other than managing users, which, of course, our team does on a daily basis, basically.

The pricing is okay.

The solution is stable.

The product scales well.

The user interface isn't too bad.

What needs improvement?

There were a few short outages where mail delivery was flaky.

I don't really like the response time of the web GUI for administration. All this seems a bit slow and not responsive enough. They should provide a far simpler solution for sending mail from machines as this is not really intuitive.

Due to the restrictions that Azure and Microsoft impose on sending mail, for example, if you have an Azure-deployed server that is sending out mails (for a shop system or something like that) it's not really simple. Also, it is not really scalable to use Office 365 as a relay server.

There's not really a useful backup tool that comes along with Exchange Online. You have lots and lots of storage for each user, yet you have to buy extra backup tools just to back it up with an Exchange on-premise. You could do this just with onboard tools, however, there's no such thing in cloud deployment.

For how long have I used the solution?

We completed the migration from Lotus Notes on-premise to Microsoft Office Online or Exchange Online last year.

What do I think about the stability of the solution?

The stability has been good. We haven't dealt with bugs or glitches. it's pretty reliable. 

Buyer's Guide
Microsoft Exchange Online
April 2026
Learn what your peers think about Microsoft Exchange Online. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.
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What do I think about the scalability of the solution?

I expect the product to scale well. That is what we are paying Microsoft quite a bit of money for. They have to address scalability, reliability, and things like that. We have the service-level agreement and it's their business to do it. That's what they get the money for. 

We have about 3,500 physical users currently using Exchange. There are 1,500 more that are not interactive (for example, service accounts, group mailboxes, and accounts for machines that send mail and things like that). That makes the total number of users 3,500 persons and about 1,200-1,500 users that are not necessarily people.

How are customer service and support?

I haven't had any direct contact with technical support, however, I have not heard complaints as to their services.

Which solution did I use previously and why did I switch?

We used to have an on-premise deployment of Lotus Notes, however, we discontinued using this and swapped over to Microsoft Exchange Online with the help of an external consultant as there was a lot of mailbox migration to do. That was a quite lengthy process due to the fact that we had several terabytes of mail storage that had to be migrated.

How was the initial setup?

We had a partner help us migrate everything over. 

The deployment times depend on a few factors. From the first start to the last migrated mailbox, for us, the deployment took over half a year. That said, actually, it wasn't that long, as we deployed in several waves taking one user group at a time and migrating them over.

Therefore, the real transfer time was much less than the seven months. In total, if you take the net time, it might have only been one month of actual migration.  However, we made a point of migrating only on weekends to keep user satisfaction high and disturbance to daily business low.

What about the implementation team?

We had a partner assist us with the process.

What's my experience with pricing, setup cost, and licensing?

Pricing is good. However, it's also not exactly cheap.

It's my understanding that we have a contract that runs for two or three years with an enterprise agreement backing all this up. We do not buy on a yearly basis. That would be unusual for our company to buy for such short term.

What other advice do I have?

Since the project was finished, I'm no longer in an administrative role with Exchange Online. I have passed it on to other colleagues. The administration part is no longer in my hands, for which I'm quite grateful. I don't have to do the daily tasks anymore. My main job is to be the principal cloud architect for the company. I'm, to a lesser extent, concerned with daily administration tasks.

I'd recommend potential new users just go ahead and do it. It reduces the on-site administration chores by quite a bit. It's reliable enough to be used without second thoughts for business if you can handle the cost that comes with it, as Exchange or the whole Office 365 is not exactly cheap, especially when you count in the cost for security-related services that come with Office 365 if you pay for them.

I'd rate the solution at an eight out of ten. It works well, just not perfectly.

Which deployment model are you using for this solution?

Public Cloud
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
Azure Cloud Solutions Architect at cloud hiver
Real User
Nov 25, 2021
Useful mail flows, stable, and simple installation
Pros and Cons
  • "All of the Microsoft Exchange Online is very useful, such as the sections, the information protection, and the mail flows."
  • "All of the Microsoft Exchange Online is very useful, such as the sections, the information protection, and the mail flows."
  • "The solution could improve with the integrations with some of the known applications is still not possible, there must be more connectors."
  • "The solution could improve with the integrations with some of the known applications is still not possible, there must be more connectors."

What is our primary use case?

We use Microsoft Exchange Online for emails and communication.

What is most valuable?

All of the Microsoft Exchange Online is very useful, such as the sections, the information protection, and the mail flows.

What needs improvement?

The solution could improve with the integrations with some of the known applications is still not possible, there must be more connectors.

There should be a feature when sending the emails it pops up and gives the confirmation of the real details when you are sending them out outside. There's an option for the alerts, but there's no double-check. We cannot double-check it or re-confirm it again. This option would be nice to have.

For how long have I used the solution?

I have been using Microsoft Exchange Online for approximately two years.

What do I think about the stability of the solution?

I have found Microsoft Exchange Online to be stable. I have not had any issues.

What do I think about the scalability of the solution?

Microsoft Exchange Online is scalable.

How are customer service and support?

I have not needed the support. 

Which solution did I use previously and why did I switch?

I have used Gmail previously, but I like Microsoft products better. The options and features are already at the granular level.

How was the initial setup?

The installation is simple.

What about the implementation team?

I did the implementation of the solution myself.

What's my experience with pricing, setup cost, and licensing?

I am using Office 365 and Microsoft Exchange Online comes as the package. It cost approximately $13 per month.

What other advice do I have?

We have a lot of connectors with Office 365, and it's integrated with Microsoft technologies already. Additionally, there is integration with other third parties solutions. It's a good product.

I rate Microsoft Exchange Online a ten out of ten.

Which deployment model are you using for this solution?

Public Cloud
Disclosure: My company has a business relationship with this vendor other than being a customer. Partner
PeerSpot user
Buyer's Guide
Microsoft Exchange Online
April 2026
Learn what your peers think about Microsoft Exchange Online. Get advice and tips from experienced pros sharing their opinions. Updated: April 2026.
894,738 professionals have used our research since 2012.
Senior System & Security Administrator at a retailer with 51-200 employees
Real User
Top 20
Oct 17, 2021
Straightforward, cloud-based application that is easy to connect
Pros and Cons
  • "Exchange Online is a straightforward cloud-based application. It's easy to connect and the interface is user friendly."
  • "Microsoft Exchange Online is secure and stable."
  • "The price could be cheaper."
  • "The price could be cheaper."

What is our primary use case?

Every company needs a mailing system. No company can work without one, so every company needs Exchange Online.

What is most valuable?

Microsoft Exchange Online is secure and stable. It's a very helpful application.

For how long have I used the solution?

I've been using Microsoft Exchange for a few years.

What do I think about the scalability of the solution?

We have about a hundred users working with Exchange Online.

How was the initial setup?

Exchange Online is a straightforward cloud-based application. It's easy to connect and the interface is user-friendly. 

What's my experience with pricing, setup cost, and licensing?

We have an annual subscription. The price could be cheaper.

What other advice do I have?

I rate Microsoft Exchange Online 10 out of 10. I would recommend it. 

Disclosure: My company has a business relationship with this vendor other than being a customer. Partner
PeerSpot user
Manager at global trading
Real User
Jun 9, 2021
Overall easy to use, user friendly, and cloud based
Pros and Cons
  • "I have found the interface to be user-friendly and the overall simplicity valuable features."
  • "Having the solution on the cloud has alleviated the need to have hardware on-premises, so I no longer have to deal with the expense of power usage and the hardware taking up space, and we can now focus more on the business instead of our assets."
  • "The solution should have a stand-alone application instead of us having to go through an internet browser."
  • "The solution should have a stand-alone application instead of us having to go through an internet browser."

What is most valuable?

Having the solution on the cloud has alleviated the need to have hardware on-premises. I no longer have to deal with the expense of power usage and the hardware taking up space. It is much better for us, we can now focus more on the business instead of our assets.

I have found the interface to be user-friendly and the overall simplicity valuable features.

What needs improvement?

The solution should have a stand-alone application instead of us having to go through an internet browser.

For how long have I used the solution?

I have been using this solution for approximately five years.

What do I think about the stability of the solution?

The solution is stable.

What do I think about the scalability of the solution?

In my experience Microsoft Exchange Online is scalable. We have approximately 10 people using this solution in my organization.

How was the initial setup?

We have three technicians that do the deployment and maintenance for the solution.

What's my experience with pricing, setup cost, and licensing?

There is a license required for the solution and it is paid annually.

What other advice do I have?

I would recommend this solution to others.

I rate Microsoft Exchange Online an eight out of ten. 

Which deployment model are you using for this solution?

Public Cloud
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
Wunpini Kobila  Ibrahim - PeerSpot reviewer
Information Technology Officer at Emergent Payments
Real User
Mar 17, 2023
Excellent two-step verification and overall security
Pros and Cons
  • "Exchange Online's most valuable features are two-step verification and security."
  • "I would rate Exchange Online's stability eight out of ten - it has room for improvement."

What is our primary use case?

I mainly use Exchange Online to configure our email accounts.

What is most valuable?

Exchange Online's most valuable features are two-step verification and security.

For how long have I used the solution?

I've been using Exchange Online for about a year.

What do I think about the stability of the solution?

I would rate Exchange Online's stability eight out of ten - it has room for improvement.

What do I think about the scalability of the solution?

Exchange Online is very scalable.

How was the initial setup?

The initial setup was straightforward, and the deployment took ten to fifteen minutes for each machine.

What about the implementation team?

We implemented using an in-house team.

What other advice do I have?

I would give Exchange Online a rating of eight out of ten.

Which deployment model are you using for this solution?

Public Cloud
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
Sujit Suryavanshi - PeerSpot reviewer
Assistant Manager - IT at Logixal
Real User
Feb 16, 2023
Stable and easy to install
Pros and Cons
  • "I would rate Exchange Online's stability nine out of ten."
  • "Exchange Online's scalability could be improved."

What is our primary use case?

 I primarily use Exchange Online to communicate with other users.

What needs improvement?

Exchange Online's scalability could be improved.

For how long have I used the solution?

I've been working with Exchange Online for four to five years.

What do I think about the stability of the solution?

I would rate Exchange Online's stability nine out of ten.

What do I think about the scalability of the solution?

I would rate Exchange Online's scalability eight out of ten.

How was the initial setup?

The initial setup was straightforward

What was our ROI?

We have seen a return on investment from Exchange Online.

What other advice do I have?

I would recommend Exchange Online to other users and rate it eight out of ten.

Which deployment model are you using for this solution?

Hybrid Cloud
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
Zülfikar Erdem - PeerSpot reviewer
IT Support Specialist at Wagner Kablo A.S.
Real User
Dec 8, 2022
Highly scalable solution with excellent webmail platform
Pros and Cons
  • "Exchange Online's best feature is its webmail platform."
  • "Exchange Online has issues with its mail flow and content search."

What is most valuable?

Exchange Online's best feature is its webmail platform.

What needs improvement?

Exchange Online has issues with its mail flow and content search.

For how long have I used the solution?

I've been using Exchange Online for two years.

What do I think about the stability of the solution?

Exchange Online is stable.

What do I think about the scalability of the solution?

Exchange Online is very scalable

How was the initial setup?

The initial setup was very basic.

What about the implementation team?

I implemented Exchange Online myself.

What's my experience with pricing, setup cost, and licensing?

We have a yearly license for Exchange Online.

What other advice do I have?

I would recommend Exchange Online to other users and rate it nine out of ten.

Which deployment model are you using for this solution?

Public Cloud
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
GauravMathur - PeerSpot reviewer
Vice President Information Technology at a tech services company with 1,001-5,000 employees
Consultant
Sep 19, 2022
Easy to use, with consistency, and excellent performance
Pros and Cons
  • "Microsoft Exchange Online has great functionality."
  • "Microsoft Exchange Online has great functionality."
  • "I would like to see better security added to Microsoft Exchange Online in the area of phishing or spam emails."
  • "I would like to see better security added to Microsoft Exchange Online in the area of phishing or spam emails."

What is our primary use case?

Our primary case is for Microsoft teams. We use it for internal and external communication.

What is most valuable?

Microsoft Exchange Online has great functionality.

What needs improvement?

I would like to see better security added to Microsoft Exchange Online in the area of phishing or spam emails.

For how long have I used the solution?

I have been using Microsoft Exchange Online for the past two years.

What do I think about the stability of the solution?

The stability is very good with Microsoft Exchange Online.

What do I think about the scalability of the solution?

We have found that scalability is not an issue. We have approximately thirty thousand working in our organization.

How was the initial setup?

The initial setup was easy and straightforward.

What about the implementation team?

Deployment takes one or two days maximum.

What other advice do I have?

I would rate Microsoft Online Exchange an eight out of ten.

Which deployment model are you using for this solution?

Public Cloud

If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?

Microsoft Azure
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
PeerSpot user
Buyer's Guide
Download our free Microsoft Exchange Online Report and get advice and tips from experienced pros sharing their opinions.
Updated: April 2026
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Buyer's Guide
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