.QT

.QT file extension

This is the basic program to work with .QT extension

QuickTime

QuickTime QuickTime Movie

Includes support for the key media formats, such as H.264 and AAC. The QuickTime web browser plug-in is no longer installed by default and is removed if you have a previous version of QuickTime on your PC. If you still need this legacy plug-in, you can add it back using the custom setup option in the installer... (more)

The program works with the following extensions: mp4, jpg, swf, png, avi, psd, mkv, bmp, mp3, gif, jpeg, mov, dv, au, qt, cel, mpe, jpe, smf, dif, rgb, smi, sgi, mpg, mpm, aif, flc, rmi, mpv, pct, sml, fli, m2a, snd, mqv, pic, swa, gsm, mmv, pls, ulw, kar, pnt, wav, qcp, vfw, m15, qti, 3g2, qht, m4e, m1v, m1a, 3gp, tif, tga, m2v, m1s, m3u, qtl, mps, mid, m4a, qup, aac, rts, amc, xpl, m4b, qif, ac3, amr, mac, mp2, m4p, sd2, bwf, caf, jp2, m4v, dib, sdp, mpa, m75, sdv, qtif, mpeg, smil, mpg4, aifc, aiff, pict, qhtm, moov, 3gp2, tiff, mpga, 3gpp, adts, midi, rtsp, cdda, pntg, targa, m3url and movie

.QT extension is also supported by the following programs:

RealPlayer

RealPlayer QuickTime Movie

RealPlayer is one of the most popular video player.
Windows Media Player

Windows Media Player Quicktime File

A powerful and convenient media manager from Microsoft.
MpcStar

MpcStar QT video file

An all-in-one package of video player, audio player and many codecs.
AVS DVD Player

AVS DVD Player AVS DVD Player Files

AVS DVD Player plays movie DVDs, video and audio files right on your computer.
QvodPlayer

QvodPlayer

QVOD player (Nora) is a powerful universal player.
Total Video Player by EffectMatrix Inc.

Total Video Player by EffectMatrix Inc.

Total Video Player is a media player supporting a vast number of file formats.
ALLPlayer

ALLPlayer

Watch movies with subtitles and many other cool functions.
AVS Media Player

AVS Media Player AVS Media Player Files

Watch video, play audio, and view your pictures regardless of format.
Haihaisoft Universal Player

Haihaisoft Universal Player

This program allows you to play your favorite multimedia files.
Kantaris

Kantaris Kantaris Video File

Kantaris is a multimedia file player that supports a large variety of formats.
jetAudio

jetAudio

JetAudio Basic is a video and music player but it also can burn CD's,record,etc.
DVD X Player Professional

DVD X Player Professional DVD X Player QuickTime File

DVD X Player is a program you can use for video playback.
Varo Vision VaroDVD

Varo Vision VaroDVD VaroDVD File

DVD X Player

DVD X Player DVD X Player QuickTime File

DVD X Player is an advanced DVD video tool with a build-in converter.