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.MID · Musical Instrument Digital Interface File
Audio
About the .mid format
MIDI (Musical Instrument Digital Interface) is a file format that records musical performance information, storing notes, tempo, and other data rather than audio waveforms. Use OpenFiles to open and play MIDI files for free on macOS, Windows, and Linux.
File Details
- Extensions
- .mid.midi
- MIME Types
- audio/midi, audio/x-midi
- Categories
- Audio
How to Open .mid Files
- 1
Download and install OpenFiles from the official website.
- 2
Launch OpenFiles and open your .mid file via File > Open or drag and drop.
- 3
Your file will open in the appropriate viewer for viewing and editing.
Supported by
Piano Midi Player
Viewer
FAQ
Use OpenFiles to open and play .midi files for free, with piano keyboard visualization playback support.
.midi files record musical performance instructions rather than audio waveforms, resulting in extremely small files useful for composition and music education.
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