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VST3 file extension

The table below provides useful information about the .vst3 file extension. It answers questions such as:

  • What is the .vst3 file?
  • What program do I need to open a .vst3 file?
  • How can the .vst3 file be opened, edited or printed?
  • How can I convert .vst3 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

✅ Cubase VST Plugin

VST3 file is a Cubase VST Plugin. Steinberg Cubase is a professional level tool for every task in music composition and production.
VST3 format description not yet available
Category: Other files
Application: Steinberg Cubase
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
VST3 aliases:
VST3 related links:
VST3 related extensions:
Cubase VST Preset File

Cubase Recording

Other types of files may also use the .vst3 file extension.

🚫 The .vst3 file extension is often given incorrectly!

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

st3, vt3, vs3, vst

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Star 3 MIDI Karaoke File
MAZ Sound VSampler 3 Library
Microsoft Visio Template

🔴 Can't open a .vst3 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 .vst3 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 .vst3 file extension, write to us!

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