If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .vtt

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

Below, you can find answers to the following questions:

  • What is the .vtt file?
  • Which program can create the .vtt file?
  • Where can you find a description of the .vtt format?
  • What can convert .vtt files to a different format?
  • Which MIME-type is associated with the .vtt extension?

WebVTT Document

VTT file is a WebVTT Document. WebVTT (Web Video Text Track) is a plain-text subtitle format designed for use with HTML5 video. It was developed by the W3C and WHATWG.
Category: Multimedia files
Application: Internet Explorer
Program name: -
Mime-type: text/vtt
Magic bytes (HEX): 0x57, 0x45, 0x42, 0x56, 0x54, 0x54
Magic string (ASCII): WEBVTT
Related extensions:

Other types of files may also use the .vtt file extension. If you have helpful information about .vtt extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Microsoft BizTalk Tracking Profile
SlickEdit Tags Data
Falcon Translation Template
Combat Mission Shock Force Scenario
ParaView VTK Rectilinear Grid
GDAL Virtual Format
Guntrams Tabletweaving Thingy Pattern
MSN Messenger Contact List

The .vtt filename extension is often given incorrectly!

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

btt (1), vtr (1), vtf (1), vrt (1), vft (1), tt (1), ftt (1), ctt (1), vty (1), vtg (1), vt (1), vgt (1), tvt (1), gtt (1), dtt (1)

Can't open a .vtt file?

If you want to open a .vtt file on your computer, you just need to have the appropriate program installed. If the .vtt association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.vtt

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android