Exchange Online Competitors and Alternatives

Read reviews of Exchange Online competitors and alternatives
IceWarp
Real User
Commercial - Technical at a cloud provider with 51-200 employees
Jan 29 2017

What is most valuable?

IceWarp offers very extended cross-platform communication solutions. For us as a hosting provider, that makes it the perfect platform to use. We can help any customer that contacts us with any question.

How has it helped my organization?

IceWarp is very open. That way, we were able to integrate it into our Hosting Control Panel, which makes it very easy to use for our customers.

What needs improvement?

There are some feature improvements possible the way we use it as a hosting provider, but for most we currently have workarounds. As with any communication suite, it's important that IceWarp keeps making the right choices and maybe... more»
Real User
System Administrator at a media company with 51-200 employees
Nov 24 2016

What do you think of Zimbra Collaboration?

Valuable Features: Most valuable to us is the fact that it's open source, so it's possible to do a lot of customization. Zimbrais easy to manage. • Improvements to My Organization: The calendar is a quite useful organizational tool. We also created a lot of accounts for special needs, since we can have as many as we want. • Room for Improvement: There are some bugs we found that could be fixed. Also, there was a chat tool which was really useful, but was discontinued. • Use of Solution: We’ve used Zimbra for 4 years. • Stability Issues: We did not encounter any issues with stability. • Scalability Issues: Regarding scalability, from a user point-of-view, gmail is more convenient with all the other tools, such as Google Docs, Google Drive, etc. • Previous...
Real User
Solution Architect for New Products and Services at a comms service provider with 1,001-5,000 employees
Feb 28 2017

What is most valuable?

Lotus Domino is an excellent platform for making groupware applications that are natively integrated with email. It gives you the flexibility to publish applications in the web with practically no effort if you use some of the templates... more»

How has it helped my organization?

We used Lotus Domino / Lotus Notes a lot few years ago for: * Corporate politics and procedures * Corporate phone book * Email * Workflow applications for authorization. As soon as we solved the issue of the standard, we wanted to cover in... more»

What needs improvement?

The problem with Lotus Domino is that there are no new versions of the product. The last version that I know is 9.x.

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