Visits per month
IDNA and SMTPUTF8 support
Total Sites
Spell checking
Local storage
Responsive skin (multi-device support)
Bandwidth per month
Shared/global IMAP folders
Imported SSL
Support for access control lists (ACL)
24/7 phone support
Built-in caching for fast mailbox access
Consultative onboarding
Unlimited users and messages
Consultative onboarding
Import/export functions
Consultative onboarding
Plug-in API for flexible extensions
Visits per month
Find-as-you-type address book integration
Total Sites
Searching messages and contacts
Local storage
Support S/MIME encryption
Bandwidth per month
XSS attack protection
Imported SSL
Support for PGP encryption
24/7 phone support
Available in over 80 languages
Consultative onboarding
Advanced search over all folders
Consultative onboarding
Virtual folders (aka saved searches)
Consultative onboarding
Keyboard shortcuts
Total Sites
Conversation view using XCONVERSATIONS
Hosting type
Browser history support
Bandwidth per month
Online calendar module
Imported SSL
Admin interface
24/7 phone support
Sophisticated privacy protection
Consultative onboarding
Brute-force login attack prevention
Consultative onboarding
XSS attack protection
Consultative onboarding
Support for PGP encryption
Consultative onboarding
SPAM Filtering
Pavan Kumar