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IceWarp vs Microsoft Exchange comparison

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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
11th
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 November 2026, in the Email Applications category, the mindshare of IceWarp is 4.7%, down from 5.2% compared to the previous year. The mindshare of Microsoft Exchange is 6.9%, down from 11.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Email Applications Mindshare Distribution
ProductMindshare (%)
Microsoft Exchange6.9%
IceWarp4.7%
Other88.4%
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."
"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 TeamChat feature has been really good for our email management. It lets us collaborate, share files, and invite guests like Google Spaces or Microsoft Teams. I like the two-factor authentication for security. However, they need to improve their document collaboration tools, as their Word, Excel, and PowerPoint features are basic compared to Microsoft and Google."
"The most valuable feature of IceWarp is the chat rooms and file-sharing, they are useful. It is convenient that everything is in one place. You can easily share and collaborate documents, making the program's unity a significant advantage."
"The solution is easy to manage and includes features such as smart documents and the archiving of user data."
"IceWarp has multiple applications that are easy to use for many people."
"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 is a very stable tool...It is a very scalable tool."
"The most valuable features are that you can exchange information, tasks, attachments, and enhance the process in a short amount of time."
"It's an excellent product from Microsoft, providing more flexibility to the end-users, and as it's connected with Teams, it also enables collaboration and document sharing through emails with many user-friendly features."
"The setup was straightforward."
"The latest versions have gotten much better about balancing the load on the backend."
"It's user-friendly."
"In general, this is a good product and I am happy with it."
"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."
"I would like to have a trial for mobile applications and more documentation similar to Google Drive with mobile applications."
"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."
"We attempted to obtain support for deleted documents through the representatives in Mumbai, but they did not have an answer for us."
"The solution needs improvements in security, particularly regarding document management."
"Customer service is not always helpful."
"The Exchange compatibility mode is rather limited."
"They could offer simultaneous features for Exchange Online and on-premises versions. Specific features such as litigation hold and audit setups should be available on-premises."
"Microsoft Exchange needs to improve how it handles and assigns policy and security."
"The solution could be more user-friendly."
"Microsoft Exchange could improve security. They can elevate a lot of security features."
"After 2022, users of Microsoft Exchange have to migrate mailboxes to Microsoft Exchange Online, and what I'd like to improve is for Microsoft to publish more on-premise versions for customers using Microsoft Exchange. Having more security is another room for improvement in the solution, particularly for mailboxes that develop the Exchange Edge rule to protect internal mailboxes. What I'd like to see from Microsoft Exchange in the future is for Microsoft to still update the latest, existing version which is 2022. I'd like Microsoft to still push more cumulative updates for Microsoft Exchange 2022."
"Microsoft needs to make some modifications to meet the current needs of the environment."
"In our current situation, the disappearance of sanctions would be a tangible improvement. We are basically cut off from technical support and it's very difficult to obtain any updates."
"The solution's hybrid deployment process could be improved, particularly for customers who initially started in the cloud and may want to return to an on-premises setup. Microsoft could make this transition more flexible."
 

Pricing and Cost Advice

"Costs far less than other solutions."
"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."
"There are various licensing plans available based on geographic zone."
"Pricing and licensing is very competitive and in some cases, cheap."
"The solution is inexpensive which is its main benefit."
"The solution is priced well."
"This solution is expensive."
"Its price is very affordable, and basically, it is the standard of the industry. We have the Exchange 365 subscription, which includes the usage of Exchange Online. I don't know the specific cost, but it is the retail price of Microsoft 365 E3 licenses. Microsoft's licensing is not very easy to understand. Microsoft changes rules every other day, which makes it difficult for us to understand the licensing not only for Exchange but also for other products. It can sometimes be really complex to understand what you need to have in order to comply with Microsoft licensing."
"The pricing is expensive."
"Microsoft's licensing structure is too complex, but its prices are affordable, though not cheap."
"Since my company is on Microsoft Cloud, we pay for the licenses per user. Compared to volume licensing, I would say the present licensing cost 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."
"Microsoft Exchange is an inexpensive application."
"Compared to the other options in the market, the licensing costs attached to Microsoft Exchange seem reasonable."
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Top Industries

By visitors reading reviews
Manufacturing Company
14%
Comms Service Provider
14%
Outsourcing Company
11%
Financial Services Firm
9%
Manufacturing Company
13%
Construction Company
10%
Financial Services Firm
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 Business43
Midsize Enterprise28
Large Enterprise35
 

Questions from the Community

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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: November 2026.
921,523 professionals have used our research since 2012.