.ECF File

File extension ecf is associated with Microsoft Outlook, a personal information manager, which is part of Microsoft Office, developed by Microsoft Corporation.

A typical .ecf file represents Outlook Add-in, which is used to add extra features to Microsoft Outlook.

Files with ecf extension can be quite often found as add-ins for Microsoft Outlook time management software and e-mail client.

How to open:

Can be managed using Add-In Manager in the Advanced Options in Microsoft Outlook.

How to convert:

Conversion to other formats is not possible.