MID File Extension - Open .MID files

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Common File Extensions

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.MID File Extension

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File Type

MIDI File

Category

Audio Files

Common?

Yes

File Description

Standard MIDI (Musical Instrument Digital Interface) file; contains music data such as what notes are played, when they are played, how loud each note is played, how long each note is held, etc; may also contain MIDI controller data for changing instruments on a MIDI hardware device, sustain pedal information, and other types of MIDI data.

Can be played back using software instruments, but does not contain actual audio data.

Program(s) that open mid files

Mac OS

Apple QuickTime Player

Other audio program that supports MIDI

May be viewed with a text editor

Windows

Apple QuickTime Player

Other audio program that supports MIDI

May be viewed with a text editor