.ECW File Extension

File Type:
Enhanced Compression Wavelet Image

Having trouble opening .ecw extension? Don't panic! This page explains what ecw files are as well as suggests programs you may use to open ecw files. You can download these programs through this page.

What is a ECW file?

Ecw file extension has Enhanced Compression Wavelet Image file type, developed by ERDAS, which is associated with the "raster image files" category.

These are compressed images in the Enhanced Compression Wavelet format. Files with the .ECW extension contain images for use with geospatial data. They are often used to save satellite as well as aerial map projection images. The original developer of the format – Earth Resource Mapping – was acquired by ERDAS.  

To learn how you can open the given file, read the information below.

ecw file icon
File Type:
Enhanced Compression Wavelet Image
Raster Image Files

How to open ECW file?

Double click the ecw file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .ecw extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the ecw extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the ecw file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open ECW files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the ecw file as well. Download Universal File Viewer for your OS.

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