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ES3 file extension

The table below provides useful information about the .es3 file extension. It answers questions such as:

  • What is the .es3 file?
  • What program do I need to open a .es3 file?
  • How can the .es3 file be opened, edited or printed?
  • How can I convert .es3 files to another format?

Table of Contents

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

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

✅ e-Szigno Signed Document

ES3 file is an e-Szigno Signed Document. The e-Szigno signature creation application can create e-dossiers that can encapsulate multiple signatures over multiple documents and can also store corresponding metadata, and thus they are particularly useful for supporting workflows based on electronic signatures.
ES3 format description not yet available
Category: Other files
Application: e-Szigno
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
ES3 aliases:
ES3 related links:
ES3 related extensions:
e-Szigno Recorded Delivery Data

Other types of files may also use the .es3 file extension.

🚫 The .es3 file extension is often given incorrectly!

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

e3, ss3, ex3, esr, es, e3s, se3, esw, ese, ec3

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Think3 Thinkdesign CAD Document
WordStar 2000 Document
Tales of Vesperia Audio
ECMAScript Source Code
Esoteria Game Data
SKM Power Tools PPE Table Information
Millions Email Generator Email List
E3.series Project
DeSmuME Saved State
4D Database External

🔴 Can't open a .es3 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 .es3 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 .es3 file extension, write to us!

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