Earn 20 points
Open-Xchange is ranked 11th in Email Applications while Zimbra Collaboration is ranked 3rd in Email Applications with 14 reviews. Open-Xchange is rated 0.0, while Zimbra Collaboration is rated 7.8. On the other hand, the top reviewer of Zimbra Collaboration writes "It is light to manage and low-cost, but lacks storage management". Open-Xchange is most compared with Microsoft Exchange, G Suite Enterprise, Microsoft Exchange Online, IceWarp and Zarafa, whereas Zimbra Collaboration is most compared with Microsoft Exchange, Microsoft Exchange Online, Kerio Connect, IceWarp and HCL Notes.
See our list of best Email Applications vendors.
We monitor all Email Applications reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.