CodeTwo Exchange Rules is ranked 3rd in Email Signature Software while Open-Xchange is ranked 13th in Email Applications. CodeTwo Exchange Rules is rated 9.0, while Open-Xchange is rated 8.0. The top reviewer of CodeTwo Exchange Rules writes "Great features that enabled us to reduce hardware at our on-prem sites". On the other hand, the top reviewer of Open-Xchange writes "Collaborate Using Open Xchange App Suite". CodeTwo Exchange Rules is most compared with Microsoft Exchange Online and Exclaimer Signature Manager, whereas Open-Xchange is most compared with Microsoft Exchange, Zimbra Collaboration, Google Workspace, Microsoft Exchange Online and IceWarp.
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