Earn 20 points
Microsoft Exchange Online is ranked 4th in Email Applications with 11 reviews while Open-Xchange is ranked 9th in Email Applications. Microsoft Exchange Online is rated 8.6, while Open-Xchange is rated 0.0. The top reviewer of Microsoft Exchange Online writes "Completely scalable and flexible". On the other hand, Microsoft Exchange Online is most compared with G Suite Enterprise, Amazon WorkMail, Zimbra Collaboration, Kerio Connect and Novell GroupWise, whereas Open-Xchange is most compared with Zimbra Collaboration, Microsoft Exchange, G Suite Enterprise, IceWarp and Zarafa.
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