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IceWarp vs Microsoft Exchange comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on May 21, 2025

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

IceWarp
Ranking in Email Applications
10th
Average Rating
8.4
Reviews Sentiment
7.0
Number of Reviews
17
Ranking in other categories
No ranking in other categories
Microsoft Exchange
Ranking in Email Applications
3rd
Average Rating
8.4
Reviews Sentiment
6.6
Number of Reviews
95
Ranking in other categories
Wireless Email (2nd)
 

Mindshare comparison

As of July 2026, in the Email Applications category, the mindshare of IceWarp is 4.8%, down from 5.2% compared to the previous year. The mindshare of Microsoft Exchange is 8.2%, down from 11.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Email Applications Mindshare Distribution
ProductMindshare (%)
Microsoft Exchange8.2%
IceWarp4.8%
Other87.0%
Email Applications
 

Featured Reviews

AvinashLotke - PeerSpot reviewer
Delivery Head at Team Computers
Useful for collaboration and storage but improvement is needed in API integration
The solution has traditional SSL integration, SAML, and Federation Services. In its latest version, it added SAML integration. However, it needs to work on API integration, especially for dashboards or integration with SAP for log and data system management. It doesn't yet have the kind of API that Google and Microsoft provide for synchronizing users with Active Directory. I think IceWarp needs to improve in a few areas. They have two types of admin consoles - a web-based one and a remote one. I'd like to see these combined into a single web-based admin console. The log reading and information system also needs improvement. The current way of showing incoming and outgoing logs isn't very clear. For new users, it's hard to understand these logs, especially compared to Office 365 and other systems with easier-to-read logs. They should also add an export option to get all logs with a single click whenever we need them.
AS
Bookkeeper at FCA - Victoria Point
Reliable email service has supported consistent communication and improved user training
I do use Cisco Secure Email, Grafis, and Proofpoint Email Protection when needed, but we were using Proofpoint before, and we are no longer using it. I am currently using Microsoft Exchange as our email solution. We are a client of Microsoft; there is no partnership between my company and Microsoft. My experience with Microsoft Exchange is as good as the generic email. I do not use Microsoft Exchange to synchronize emails across devices, and it is not part of my workflow. The protocols I mostly use with Microsoft Exchange for integration are SMTP. I do not use the shared calendars feature in Microsoft Exchange. Data loss prevention is something we are not really using or utilizing at the moment. My overall review rating for Microsoft Exchange is 8.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"The solution's voice services work well for our company."
"An effective, functional, very good tool for controlling resources at a low cost."
"The solution has a very good log-in to the UI when compared to other solutions."
"With all of the features that are available for the users included with the license, it is reasonably priced."
"The solution is easy to manage and includes features such as smart documents and the archiving of user data."
"The solution is inexpensive which is its main benefit."
"The groupware module is the most valuable feature."
"It's scalable and stable."
"Its technical implementation is quite good, it is stable and can be accessed through all kinds of devices, and it performs pretty well."
"Microsoft Exchange is a user-friendly product that is easy to manage and configure."
"The tool's most valuable feature is associated with the fact that it stands out for being beneficial for managing emails."
"Now, we manage to serve almost 99% of the information."
"It is easy to set up."
"All of Exchange's features are valuable. For example, we can configure the MAPI profile, IM profile, or mobile profile."
"The flexibility that Microsoft has to offer, especially when it comes to email, is better."
"If you don't really mind the cost then go for Microsoft."
 

Cons

"We attempted to obtain support for deleted documents through the representatives in Mumbai, but they did not have an answer for us."
"Support is not good and it is challenging to receive a timely response."
"The solution should improve the mailing list feature. Google has a similar feature where you can automate sending files to different people in a sequence, but that feature is no longer available in the current version of IceWarp. Other features may also have been removed in the current version."
"Our customers sometimes have problems receiving mail."
"I would like to have a trial for mobile applications and more documentation similar to Google Drive with mobile applications."
"There are some feature improvements possible the way we use it as a hosting provider, but for most we currently have workarounds."
"The Exchange compatibility mode is rather limited."
"With multiple databases for VOIP, chat and web IMAP, maintenance is cumbersome."
"Microsoft needs to make some modifications to meet the current needs of the environment. For example, they need to add more cell service features because people work from home during the pandemic, and certain elements should be available as a mobile service."
"More AI features would be good."
"Microsoft Exchange is highly stable. However, after receiving some updates it can be unstable."
"The filtering of spam needs significant improvement, as many spam emails are not getting detected."
"The solution is stable, but it could improve. It's crashing if there is a big mail database. The Zimbra solution is better in this area."
"Areas of Microsoft Exchange that have room for improvement could use some deeper thinking."
"I would like to see the search capability of the Outlook client improved"
"The issue with Exchange has always been storage."
 

Pricing and Cost Advice

"I would rate the pricing and eight out of ten."
"Our licensing is on a yearly basis. There were no additional costs."
"The license is based on the number of users."
"Costs far less than other solutions."
"The solution is priced well."
"Pricing and licensing is very competitive and in some cases, cheap."
"There are various licensing plans available based on geographic zone."
"I don't see any challenges for the Indian market. For example, 1 GB is available for around 399 INR, and 2 GB for 499 INR. They offer a range of plans, from basic to professional and enterprise, with multiple features. IceWarp's aggressive pricing is competitive compared to other market solutions like Zoho and Microsoft. One significant advantage is that IceWarp does not impose user capping like Google and Microsoft, which allows for substantial cost savings and flexibility in user conversion."
"We can get Exchange in the cloud along with the Microsoft 365 license."
"We renew the product license with Microsoft every three years. The cost is included within a bundle of services. It's an enterprise agreement with Microsoft."
"Its price is fair."
"It is not expensive."
"There are different prices depending on the customer's use cases and amount of users. The price of the solution could improve."
"The product pricing is reasonable if you utilize its full suite of features."
"I rate Microsoft Exchange's pricing a six out of ten."
"The price of Microsoft Exchange is reasonable."
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Top Industries

By visitors reading reviews
Manufacturing Company
12%
Comms Service Provider
12%
Computer Software Company
10%
Outsourcing Company
9%
Manufacturing Company
11%
Construction Company
10%
Computer Software Company
8%
Comms Service Provider
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business12
Midsize Enterprise4
Large Enterprise5
By reviewers
Company SizeCount
Small Business42
Midsize Enterprise28
Large Enterprise35
 

Questions from the Community

What is your experience regarding pricing and costs for IceWarp?
IceWarp was very cost-effective, offering services at a significantly lower cost than Google, which was appealing for our organization.
What needs improvement with IceWarp?
The solution needs improvements in security, particularly regarding document management. Users currently have the rights to delete smart documents, which poses a challenge for administrators. A mor...
What is your primary use case for IceWarp?
We managed approximately one thousand user accounts with IceWarp for company communications. We utilized features such as smart attachments and document solutions. Our setup was primarily on-premis...
How does Zimbra Collaboration compare with Microsoft Exchange?
Zimbra is a free, open source collaborative software suite. The features I like best are the ease of integration and the email, calendar, and collaboration server with web interface. In addition, I...
What is your experience regarding pricing and costs for Microsoft Exchange?
I am aware of pricing aspects, and I would say it is affordable for what it is.
What needs improvement with Microsoft Exchange?
I see some drawbacks and areas for improvement; the quarantining is not fantastic. I think the quarantining is not fantastic because it lets a lot of spam through, and when it is notified of spam, ...
 

Also Known As

No data available
Exchange, MS Exchange
 

Overview

 

Sample Customers

Marriott, Toyota, Sony, Wendy's, Canon
Paderborn-Lippstadt Airport, Scitec Nutrition, British Airways, InnoGames, Osteology Foundation, Franz Haniel & Cie. GmbH, NTC Contracting
Find out what your peers are saying about IceWarp vs. Microsoft Exchange and other solutions. Updated: June 2026.
904,899 professionals have used our research since 2012.