.IIF File Overview

File Extension: IIF
File Type Description: Intuit Interchange Format File
File Type Developer: Intuit, Inc.
Primary Associated Software: Microsoft Excel
Primary Software Developer: Microsoft Corporation

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What is File Extension IIF?

IIF files are a type of Intuit Interchange Format File developed for Microsoft Notepad by Microsoft Corporation. Data from our web servers (annonymous users) show that IIF files are most popular in United States and are often used by Windows 10. Statisically, these users are most likely running the Google Chrome internet browser.

Top IIF User Languages

Top IIF File User Browsers

Desktop Friendly?


Mobile Friendly?


Most Popular IIF File Countries

Top User Operating Systems

Windows 7 Windows 10 Windows 8.1 Windows XP

Associated Operating Systems


Other File Types Related to IIF Files

Extension File Type Developer File Category File Type Description
.OLB Microsoft Corporation Uncommon Files OLE Object Library
.WLMP Microsoft Corporation Video Files Microsoft Windows Live Movie Maker Video Project
.NCB Microsoft Corporation Developer Files Visual C++ IntelliSense Database
.AOI Open Source 3D Image Files Art Of Illusion 3D Scene
.PACKAGE Electronic Arts Game Files Electronic Arts Game Package File
.GSA Microsoft Corporation Data Files Microsoft Office Groove 2007 Archived Workspace
.CDR Corel Vector Image Files CorelDRAW Vector Image File
.LOL Apple Developer Files LOLCODE Source Code FIle
.PMC David Harris Data Files Pegasus Mail Filter Rule Files
.286 Microsoft Corporation System Files Microsoft Windows Virtual Device Driver

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Compatible with Windows 10, 8, 7, Vista, XP and 2000

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