MIDI to AST Converter

Convert MIDI to AST online quickly and easily. Just upload your file, convert it, and download the AST in seconds.

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What is MIDI ?

MIDI files store music as notes and instruments instead of recorded sound; the computer or keyboard that plays them makes the sound.

MIDI format  ▶

What is AST ?

AST is a streamed audio format used in Nintendo GameCube and Wii games for background music, with loop points so a track can repeat without a gap.

AST format  ▶

How to convert MIDI to AST

  1. Upload your MIDI file
    Drag and drop your MIDI file, click 'Select Files' to upload from your device, or import directly from Dropbox, Google Drive, OneDrive, or paste a URL.
  2. Choose AST as output format
    The converter is preset to AST, but you can select any other output format before converting.
  3. Adjust settings (optional)
    If you like, tweak output options such as resolution, quality, or compression before converting.
  4. Convert the file
    Click the 'Convert' button. The conversion takes only a few seconds.
  5. Download your converted file
    Download the converted file to your device, or save it directly to Google Drive, Dropbox, or OneDrive.