A daily updated filename extension database!

RIW file extension

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

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

✅ Lowrance Sonar Software Upgrade

RIW file is a Lowrance Sonar Software Upgrade. Lowrance is a manufacturer of consumer sonar systems.
RIW format description not yet available
Category: Other files
Application: Lowrance Sonar
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
RIW aliases:
RIW related links:
RIW related extensions:
Lowrance Sonar Log v2 File

Lowrance StructureMap File

Lowrance Sonar Log File

Lowrance Sonar Raster Map

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

🚫 The .riw file extension is often given incorrectly!

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

giw, iw, ri, ria, rid, ris, rkw, rlw, row, rw, tiw

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Alpharel Group IV Bitmap
Research Information Systems Citation
Graph-in-the-Box for Windows Presentation
BVE Trainsim Railway Definition Data
IdleWild Screensaver File
Bentley InRoads Wizard Settings Data
RockWorks Plot Data
Chain Engineering Database
Ricochet Lost Worlds: Recharged Game Data
Lotus 1-2-3 Data File

🔴 Can't open a .riw 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 .riw 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 .riw file extension, write to us!

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