Overview of EAS vs EWS

What are EAS and EWS 

1) Exchange ActiveSync (EAS)  A protocol created by Microsoft for Exchange, intended for use on mobile devices such as smartphones and tablets.

Examples of supported versions: iPhone and Android mobile devices 

Setup Instructions

https://support.exabytes.com.my/en/support/solutions/articles/14000037597-configure-exchange-activesync-on-windows-phone-7

https://support.exabytes.com.my/en/support/solutions/articles/14000037596-configure-exchange-activesync-on-windows-mobile-devices

https://support.exabytes.com.my/en/support/solutions/articles/14000037595-configure-exchange-activesync-on-the-iphone

https://support.exabytes.com.my/en/support/solutions/articles/14000037594-configure-exchange-activesync-on-android-phone-or-tablet

2) Exchange Web Services (EWS) is a protocol developed by Microsoft for Exchange, designed for desktop email clients on Windows and MacOS. 

Examples of compatible versions include:  Microsoft Outlook 2019, Microsoft Outlook 2015 for Mac from Office 365, Outlook 2011 for Mac, Apple Mail, and the Outlook client for iPad.

NOTE: The EWS license is available exclusively with our EBiz Mail PRO Business Premium Email Hosting plan.

Setup Instructions

https://support.exabytes.com.my/en/support/solutions/articles/14000130555-how-to-setup-exchange-web-services-ews-account-in-outlook

SYNC Overview of EAS vs EWS