Free Online Audio to MIDI converter
Convert any song or music to MIDI. Our AI MIDI converter is able to transform different audio formats like MP3, MP4, WAV, M4A, FLAC, AAC, or AIFF into accurate MIDI files.
Click to upload or drag and drop your audio file!
Supported audio formats: MP3, MP4, WAV, M4A, FLAC, AAC, AIFF
Note: Your audio is never saved or stored, everything remains on your device
MP3 to MIDI, WAV to MIDI, and many more audio formats!
This app converts any audio to MIDI using Artificial Inteligence (AI). For the opposite conversion refer to MIDI to MP3 converter.
* The technologies used are TensorFlow.js for GPU-accelerated inference and Magenta's musical note-based model, a neural network trained for polyphonic audio transcription and advanced pitch detection.
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Frequently Asked Questions
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Using our MIDI converter is simple:
- Click the upload button or drag & drop your audio file
- Wait for the file to load and preview it if desired
- Click "Convert to MIDI" and wait for the conversion to complete
- Download your MIDI file when ready
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Yes, our MIDI converter is completely free to use! There are no hidden fees, subscriptions, or usage limits. Convert as many files as you need without any cost.
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Yes, it's completely safe! Our converter processes your audio files directly in your browser using client-side AI technology. Your files are never uploaded to any server or stored anywhere - everything happens locally on your device.
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The usage rights of the converted MIDI files depend on the original audio file's license. If you own the rights to the original audio or have permission to use it commercially, you can use the converted MIDI files commercially as well.
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Absolutely! All the MIDI files available from our different sheet music songs are created using our own MIDI generation process. You can find all of them here: Free MIDI files
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Yes! We use Google's Magenta.js AI model (Onsets and Frames) to analyze and convert audio to MIDI. This deep learning model is specifically trained to recognize musical notes and convert them into MIDI data with high accuracy.
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Yes! Our AI model is particularly good at recognizing piano notes and converting them to MIDI. The resulting MIDI file can be played using any piano sound font or virtual instrument.
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Yes! Our converter fully supports MP3 files. Simply upload your MP3 file and our AI will convert it to MIDI format while preserving the musical information.
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Yes! WAV files are fully supported and often provide the best quality for conversion due to their uncompressed nature.
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Yes! Our converter can extract the audio from MP4 files and convert it to MIDI. The video portion is ignored during conversion.
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Yes! M4A files are supported. These Apple-format audio files can be converted to MIDI just like any other supported format.
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Currently, OGG format is not supported. Please convert your OGG file to MP3 or WAV first, then use our converter.
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Yes! Our AI model is trained to recognize musical notes and patterns. It works best with clear, instrumental music, especially piano pieces. Complex arrangements with multiple instruments may result in simplified MIDI output.
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Yes! You can convert songs to MIDI, but keep in mind that the AI works best with clear, instrumental music. Songs with vocals will be converted, but the vocal melody may be interpreted as instrumental notes.
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Yes! The converter can detect pitch in vocal recordings and convert them to MIDI notes. For best results, ensure the recording is clear and has minimal background noise.