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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 is inexpensive which is its main benefit."
"With all of the features that are available for the users included with the license, it is reasonably priced."
"Its price is the most valuable. It is definitely one of the lowest price solutions."
"If you have a small to medium business and you require a professional collaboration server that focuses on the main services of emails and calendar scheduling, I recommend IceWarp."
"The solution is easy to manage and includes features such as smart documents and the archiving of user data."
"The groupware module is the most valuable feature."
"The solution's voice services work well for our company."
"It has great communication capabilities for team chatting and web conferences."
"Customers can benefit from this new pricing model because it's expensive, and now with the subscription, they can budget for this."
"The initial setup is quite a straightforward process; I don't think it is a very complicated solution, as plenty of things could be more complex, but the ordinary, general settings are quite simple."
"Microsoft Exchange is a powerful solution, it can easily integrate with Active Directory and other business applications, it does not require any training, it is flexible and simple to use, and when comparing Microsoft Exchange to other solutions, such as Lotus Note, it is more straightforward for business."
"Microsoft provides you with an ease of control and management and sets certain expectations from the software that you can't have if you implement other, cheaper solutions that are likely to be more difficult to manage or that are unable to adapt to new demands."
"This is a good product but our version is reaching end-of-life."
"Communication is the most valuable feature of the solution."
"If you don't really mind the cost then go for Microsoft."
"Microsoft has a very good support team."
 

Cons

"The database query for creating new database and querying about activities are too simplistic."
"Our customers sometimes have problems receiving mail."
"The solution needs improvements in security, particularly regarding document management."
"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."
"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."
"We attempted to obtain support for deleted documents through the representatives in Mumbai, but they did not have an answer for us."
"Although the documentation is extensive and in depth, you must familiarize yourself with it before taking full advantage of the product."
"Support should be improved. Most of the time, the queries are not resolved within the SLA."
"Microsoft Exchange could improve the archiving of emails and the performance."
"Microsoft Exchange is highly stable. However, after receiving some updates it can be unstable."
"I think that improvements should be made in creating greater abilities for Microsoft Exchange in terms of Reasearch and Development."
"In terms of probability, every now and then there are changes coming and going. The changes are not that frequent because every month they got updates back, so that is an issue."
"For the next release, there are some features on the cloud-based Exchange that aren't included on-prem. It would be great if these features were made available in the next release. For instance, integration between Exchange and its on-prem calendar is not available for the on-prem solution."
"From a security perspective, Microsoft Exchange can be improved."
"There can be occasional challenges during the product's implementation phase, making it an area where improvements are needed."
"The calendar integration in Exchange is not that great. The email features are okay, but it doesn't integrate well with the calendar and appointments, especially Zoom appointments. It integrates fine with Microsoft Teams, but Zoom is a challenge."
 

Pricing and Cost Advice

"The solution is priced well."
"Our licensing is on a yearly basis. There were no additional costs."
"Costs far less than other solutions."
"The solution is inexpensive which is its main benefit."
"Pricing and licensing is very competitive and in some cases, cheap."
"I would rate the pricing and eight out of ten."
"It is definitely one of the lowest price solutions."
"Price-wise, it's a cheaper solution, without a doubt. Price is the reason we are still using the tool."
"Microsoft Exchange is an inexpensive application."
"There is an annual cost to use Microsoft Exchange, and the price could be less expensive."
"The platform has a reasonable price."
"It's working very well. There is no problem, but the price is not the best."
"Compared to the other options in the market, the licensing costs attached to Microsoft Exchange seem reasonable."
"Microsoft Exchange itself does not require a license, but users who will have mailboxes will require a license. It depends on the number of users to choose which license. If you exceed 2,000 mailboxes, it's preferable to get the enterprise license."
"We are currently using enterprise licenses for the solution. They are different pricing models available. There are individual, cloud-based, and enterprise licenses all with different pricing models. The larger the number of users, the lesser the price. For small to medium companies like us, we feel it is expensive."
"Licensing fees are paid monthly."
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Top Industries

By visitors reading reviews
Computer Software Company
13%
Manufacturing Company
12%
Comms Service Provider
11%
Financial Services Firm
8%
Manufacturing Company
11%
Construction Company
10%
Computer Software Company
9%
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.
903,147 professionals have used our research since 2012.