A daily updated filename extension database!

TO4 file extension

The table below provides useful information about the .to4 file extension. It answers questions such as:

  • What is the .to4 file?
  • What program do I need to open a .to4 file?
  • How can the .to4 file be opened, edited or printed?
  • How can I convert .to4 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

✅ Top 4 Compressed Data

Top 4 Compressed Data .to4 file icon
TO4 file is a Top 4 Compressed Data. Top 4 is an old compressor software by Tobias Svensson.
TO4 format description not yet available
Category: Archive files
Application: Top 4
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
TO4 aliases:
TO4 related links:
TO4 related extensions:

Other types of files may also use the .to4 file extension.

🚫 The .to4 file extension is often given incorrectly!

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

t04, t4, tk4, toe, tor, tot, tp4

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

TouchDesigner Environment
BitTorrent Meta File
LG Phone Rom
Infinity Engine Talk Override Data
RollerCoaster Tycoon Track Picture
TerrAlign Alignment Configuration
TaxCut Federal Data
Wintec WSG-1000 Mark Database
Top 4 Compressed Data

🔴 Can't open a .to4 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 .to4 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 .to4 file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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