A daily updated filename extension database!

WTM file extension

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

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

✅ WaveThunder Music Data

WTM file is a WaveThunder Music Data. The WaveThunder is a MDI-application: Wave Windows, Music Windows, Players Windows Wave Factory Windows.
WTM format description not yet available
Category: Data files
Application: WaveThunder
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
WTM aliases:
WTM related links:
WTM related extensions:
WaveThunder Player Data

WaveThunder Project

WaveThunder Factory Data

WaveThunder WAV Shadow Data

WaveThunder Configuration Data

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

🚫 The .wtm file extension is often given incorrectly!

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

atm, dtm, etm, qtm, stm, tm, twm, wfm, wgm, whm, wm, wmt, wrm, wt, wth

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

eTreppid Audio Data
Alphacam Lathe Param Macro
WinMount Image
TheWord Module
Microsoft Exchange Streaming Media File
RFM Atmospheric Profile Data
WormWorld Level Data
Tektronix Oscilloscope Waveform Data
QuickTime Movie

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

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