Windows | Linux | Apple/iOS

IceWarp Desktop Client

Desktop Client stands as a replacement of Microsoft Outlook for email, groupware and instant messaging.

Download Desktop Client

IceWarp Outlook Sync

Outlook Sync is needed to use sharing and other advanced features of Microsoft Outlook 2007, 2010.

Download Outlook Sync Outlook Sync Guide

IceWarp Notifier

Notifier integrates the IceWarp WebClient as the default Windows mail client and provides email notification.

Download Notifier Notifier Guide


Web-based interface for system and domain administrators.

Internet Calendar

Manually import your calendar into Microsoft Outlook or other calendar clients that support .ics (iCalendar) format (Google Calendar, Windows Calendar).

Private calendar, login required
Subscribe to your calendar

Basic Calendar

Allow other people to view your public calendar directly in browser.


Your Free/Busy information can be used by external users (with Outlook, Thunderbird) when sending meeting invitations, to determine when you are available.


WebFolders provide a shared storage for files, e.g. for collaborative editing and management of documents. Calendaring applications use it to connect to your calendar.

WebFolders, IceWarp Desktop Client access[email]/
Mozilla Sunbird / Lightning access[email]/[folder_name]