What is EAS and EWS
1) Exchange ActiveSync (EAS) A protocol introduced by Microsoft for Exchange intended to be used on mobile devices such as phones and tablets.
Example of supported version: iPhone and Android mobile
2) Exchange Web Services (EWS) A protocol introduced by Microsoft for Exchange that was intended for Windows and MacOs desktop email clients .
Example of supported version: Microsoft Outlook 2019,Microsoft Outlook 2015 for Mac from Office 365, Outlook 2011 for Mac, Apple Mail , the Outlook client for iPad.
REMARK: EWS license is only available for our EBiz Mail PRO Business Premium Email Hosting plan.
SYNC Summary of EAS vs EWS