You can download ActiveSync 4.1 from our software library for free. This free tool was originally produced by Microsoft. The software is included in Office Tools. IconE67DD9E4.exe and WCESMgr.exe are the most common filenames for this program's installer. The most popular versions among ActiveSync users are 4.5 and 4.1.
From the developer:
Microsoft ActiveSync 4.5 is a new software update release for Windows Mobile powered devices that provides a great synchronization experience with Windows-powered PCs and Microsoft Outlook.
You may want to check out more software, such as Microsoft ActiveSync, Cisco AnyConnect Mobile VPN Client ActiveSync Installer or Windows CE.NET Utilities for Visual Studio.NET 2003, which might be related to ActiveSync.