MIDI, is short for Musical Instrument Digital Interface is a technical standard unlike MP3, WAV, etc. audio formats. MIDI can be specified using pitch, velocity, notation, cues, clock signals, tempo, etc. And it was invented to unite musical instruments and make every musical instrument compatible.


Though now is not as common as they used to be, some people still have the needs to convert MP3 to MIDI for using. And here we would like to introduce some method to convert MP3 to MIDI effortlessly.


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Convert MP3 to MIDI on Windows/Mac

If you want to convert MP3 files to MIDI, Audacity can be your best choice. This program can convert audio files in MP3, WAV, MIDI, M4A and more. But how to convert MP3 to MIDI using Audacity? Don't worry, the process is simple and specified as below.


Step 1. Download a lame_enc.dll file.

Step 2. Download and install Audacity on your Windows/Mac computer.

Step 3. Click "File" > "Open". Select an MP3 file from your computer and import it to Audacity. Or you can drag the MP3 file into the interface directly.

Step 4. Click the "Play" button to play MP3 file.

Convert MP3 to MIDI with Audacity

Step 5. Click "File" > "Export Audio". Once an "Export Audio" popup occurs, choose "Other uncompressed files" from "Save as type" tab.

Step 6. Now you can set format options. Select SDS (Midi Sample Dump Standard) from "Header" tab > Choose encoding according to your need > Click the "Save" button.

Export Audio with Audacity

Step 7. An "Edit Metadata" window will pop up. You can edit or modify the MIDI audio info here. Finally, click "OK" to convert MP3 to MIDI.

Export MP3 to MIDI with Audacity

Convert MP3 to MIDI Online

2.1 Convert MP3 to MIDI with Bear File Converter

If you don't want to download and install any third-party desktop-based software, try the web-based MP3 to MIDI online conversion, for example, Bear File Converter.


Bear File Converter is a free online audio converter. With it, you can convert MP3 to MIDI with extremely easy steps. And the converted MIDI file is in small size. But it can only convert the audio file which is 50MB or smaller in size.

Convert with Bear File Converter

Step 1. Go to the Bear File Converter's MIDI Converter page.

Step 2. Load your MP3 audio tracks by clicking the "Upload" files or dragging the file to the interface. The uploading speed may be slow depending on the network condition and file size.

Step 3. When the track is loaded, click the "Convert" button.

Step 4. When the Bear File Converter finishes the conversion, download the converted MIDI file to your computer.


2.2 Convert MP3 to MIDI Online with Convert Cat

Convert with Convert Cat

If you want to convert MP3 to MIDI online, Convert Cat is also a good choice. Compared with the former, Convert Cat is more user-friendly as its interface is clean and more understandable.

Step 1. Visit Convert Cat MP3 to MIDI page. Click "Choose File" button and import the MP3 audio file.

Step 2. Choose "MIDI" from the Extension Available tab. Type your email address into the blank box.

Step 3. Click "Convert" button to convert MP3 to MIDI. After that, Convert Cat will send an email to you, and you can click the download link to get the converted MIDI file.


Bonus-How to Convert MP3 to Other Formats

Video Converter Ultimate

VideoSolo Video Converter Ultimate is a professional video and audio converter. Even if it cannot convert MP3 into MIDI, it can convert a file to most formats. For example, you can convert MP3 to M4R for making iPhone ringtone. What's more, after converting MP3 files to other formats like AAC, AC3, AIFF, AMR, M4A, ALAC, and more, you are able to play your songs, audiobooks with more freedom.