A daily updated filename extension database!

IW4 file extension

The table below provides useful information about the .iw4 file extension. It answers questions such as:

  • What is the .iw4 file?
  • What program do I need to open a .iw4 file?
  • How can the .iw4 file be opened, edited or printed?
  • How can I convert .iw4 files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ IW44 Encoded DjVu Image

IW4 file is an IW44 Encoded DjVu Image (DjVuPhoto). It is a progressive, wavelet-based lossy compression format for continuous-tone images (i.e. photos and pictures).
Category: Graphic files
Application: DJVU Plugins
Mime-type: image/iw44
Magic number: -
Magic string: -
Sample: -
IW4 aliases:
IW4 related links:
IW4 related extensions:
Windows Bitmap Image

CorelDraw Drawing

Windows Custom Cursor

Desktop Color Separation Image

Multipage PCX Image

Micrografx Designer Drawing

Windows Metafile

G3 FAX Image

Genuine Fractals Image FIF

FlashPix Image

Other types of files may also use the .iw4 file extension.

🔄 .iw4 converters

The following softwares are capable of converting .iw4 files to other formats:


For example, using the softwares above, a .iw4 file can be converted into one of the following formats:

pps, vob, ldf, prt, avs, skp, srf, gif, plt, ppm, lbm, fit, pd, emz, cmx

🚫 The .iw4 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

id4, is4, iw, iwr, iwt, lw4

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

IdleWild Screensaver File
SmartWare Input-Screen File
Chain Engineering Database
iwrite.4.life Document
Sunnysoft InterWrite Skin
Lightwright 4 Data
Infini-D Scene

🔴 Can't open a .iw4 file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .iw4 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .iw4 file extension, write to us!

🔴 Rate our IW4 page

Please help us by rating our IW4 page on a 5-star rating system below. (1 star is poor, 5 star is excellent)

4 of 5 stars (15 votes)
Thanks for voting!
Invalid vote.
Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
This page is available in the following languages: Český Deutsch English Español Suomi Français Magyar Italiano 日本語 Nederlands Norsk Português Român Русский Svensk 中文