interWaysMAIL supports these applications:

• All standards-based Email-applications for POP, IMAP, IMAP Idle (Push), Microsoft Exchange Web Access, SMTP - all including SSL
• All standards-based Calendaring-applications for iCal, CalDAV
• Thunderbird for Mail, Contacts, Calendar (through Sunbird and Zindus Plugins)
• Microsoft Outlook from 2003 version upwards (2003, 2007, 2010) in 32bit
• Apple Mail, Contacts, Calendar, Microsoft Entourage (Mail, Contacts) through iSync/WebDAV
• Linux Evolution
• Mulberry
• Microsoft Internet Explorer, Apple Safari, Firefox, Opera
• WebDAV compatible applications (Microsoft Windows, Apple OS/X, Linux, Client apps like WebDrive, ...)
• interWaysMAIL Desktop (integrated Email-, Calendar- and Contacts-application for Windows, Apple and Linux)

• iPhone
• all Microsoft ActiveSync wireless compatible devices/mobile phones/smartphones
• J2ME Java-enabled compatible mobile phones/devices