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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 June 2026, in the Email Applications category, the mindshare of IceWarp is 4.9%, down from 5.3% compared to the previous year. The mindshare of Microsoft Exchange is 8.5%, down from 11.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Email Applications Mindshare Distribution
ProductMindshare (%)
Microsoft Exchange8.5%
IceWarp4.9%
Other86.6%
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

"As the license of our company is very affordable per year and per user, and considering the almost-zero administration needs, I would say that the cost is returned in the first three months, compared to other solutions."
"The solution is inexpensive which is its main benefit."
"The product is used very extensively in my company since we have around 1,500 users using it. Also, there is no requirement for any administrators to manage the product by the people who own the solution."
"Its price is the most valuable. It is definitely one of the lowest price solutions."
"An effective, functional, very good tool for controlling resources at a low cost."
"It's scalable and stable."
"IceWarp offers very extended cross-platform communication solutions."
"The solution has a very good log-in to the UI when compared to other solutions."
"The functionality on the user side is quite good, and Exchange provides an excellent platform for collaboration between users."
"The most valuable feature of Microsoft Exchange is the email storage is on the cloud, and we don't have to delete emails often."
"It's user-friendly."
"It is easy to use and we can allow many users because now our users are scattered, they cover a wide area, and we can use it from anywhere, which is the main benefit for us."
"The initial setup is very simple."
"The setup was straightforward."
"One of the most valuable features of Microsoft Exchange is its security."
"It gives me benefit in terms of integration with other services such as SharePoint, Microsoft Teams, and OneDrive, and it makes my work much easier."
 

Cons

"The tool's configuration capabilities are not straightforward. Apart from that, if I want to archive emails into a vault so that they can be retrieved again later, the integration doesn't work, and IceWarp crashes."
"The solution needs improvements in security, particularly regarding document management."
"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."
"Support is not good and it is challenging to receive a timely response."
"It is difficult to disable user rights on the console so some users accidentally delete their documents or user details."
"With multiple databases for VOIP, chat and web IMAP, maintenance is cumbersome."
"Although the documentation is extensive and in depth, you must familiarize yourself with it before taking full advantage of the product."
"Customer service is not always helpful."
"Microsoft could make it easier to combine comments in the GUI. It isn't easy to do certain things in Exchange, primarily if the administrator isn't used to the command line, so I think the customer interface could be improved."
"The filtering of spam needs significant improvement, as many spam emails are not getting detected."
"An area for improvement would be the convenience of working with Azure services from Exchange on-premise installations."
"Load balancing is lacking."
"They could continue to improve the consolidation and integration of mailbox services to make them more flexible, easier to deploy, and more manageable."
"Unfortunately, the quality of support is very low."
"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."
"Microsoft Exchange and other Microsoft solutions like Office 365 need to provide more detailed information for customers regarding the features and functionalities included in their plans, as some features are only available at an additional cost."
 

Pricing and Cost Advice

"The license is based on the number of users."
"There are various licensing plans available based on geographic zone."
"It is definitely one of the lowest price solutions."
"Our licensing is on a yearly basis. There were no additional costs."
"The solution is priced well."
"Price-wise, it's a cheaper solution, without a doubt. Price is the reason we are still using the tool."
"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."
"I would rate the pricing and eight out of ten."
"Its price is fair."
"They are flexible when it comes to pricing, unlike most of the other vendors I have dealt with."
"We pay for the license annually."
"Compared to the other options in the market, the licensing costs attached to Microsoft Exchange seem reasonable."
"The solution is expensive to maintain because it requires frequent updates and ongoing server maintenance."
"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 can get Exchange in the cloud along with the Microsoft 365 license."
"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.
902,588 professionals have used our research since 2012.