Song to MIDI Converter Online
Transcribe a song into editable MIDI — whether it is a solo instrument, an instrumental, or a full mix, get the notes you can rework in your DAW.
- MP3 / WAV
- Instrumental or mix
- DAW-ready MIDI
Click a note to hear it
How it works
Upload the song
Drop an MP3 or WAV of the song. For the cleanest result, use an instrumental or an isolated stem rather than a dense full mix. No account needed to convert and preview.
Preview and fine-tune
Review the transcription on a piano roll, compare it to the original, and adjust sensitivity or minimum note length before re-transcribing.
Download MIDI or sheet music
Download the MIDI for your DAW, edit notes on the roll, or export MusicXML/PDF sheet music for notation software.
Formats & limits
- Input formats
- Song
- Output
- MIDI
- File limits
- 50 MB · 10 min
- Price
- Free · no sign-up
Getting usable MIDI from a song
- Isolate the part you actually want — a melody, bassline, or single instrument transcribes far better than everything at once.
- If you only have the full mix, expect extra notes from drums and layered instruments and plan to clean them up.
- Vocal-only or lead-only stems (from a stem separator) give the cleanest single-line transcriptions.
- Treat the output as a scaffold: re-instrument it, fix the wrong notes, and build your arrangement from there.
Frequently asked questions
Can I convert a full song to MIDI?
You can upload a full mix and it will transcribe, but expect the result to need more cleanup than a simpler source would. A finished song typically layers drums, bass, chords, and a lead line all at once, and the transcription model is estimating pitch across everything sounding simultaneously rather than one isolated part, so overlapping instruments routinely get merged into notes that don't correspond to anything a single player actually performed. For a genuinely clean result, transcribe an instrumental mix (vocals removed), an isolated stem from a stem-separation tool, or just the single part you actually care about, recorded or bounced down alone. If a full-mix upload comes back messier than expected, that's the transcription model behaving normally on dense material, not a malfunction — the piano-roll editor is there for exactly this cleanup.
Will it separate the instruments for me?
No — this tool detects and transcribes notes from whatever single audio signal you give it; it doesn't identify separate instruments within a mix or produce multiple MIDI tracks from one file the way a dedicated stem-separation model does. If a full song is uploaded, every instrument sounding at once contributes to one merged transcription, which is exactly why a dense mix produces messier results than an isolated part. If you need per-instrument MIDI — a separate bassline track, a separate vocal melody track — the practical path is splitting the song into stems with a dedicated audio source-separation tool first, then uploading and transcribing each resulting stem here separately, one at a time — each upload produces its own independent MIDI file with no cross-track mixing.
Is the song to MIDI converter free?
Yes — converting and previewing is free with no account required. Upload the song, watch the transcription build on the piano roll, and listen back against the original immediately, all without signing up for anything. What requires an account is everything downstream of that first pass: saving results to a persistent conversion history, using the full note-editing tools (move, delete, transpose, re-quantize) instead of just previewing, and exporting the result as MusicXML or PDF sheet music alongside the MIDI download. A one-off MIDI download with no editing needs no account either way — the transcription itself works identically for signed-in and anonymous users, so nothing about the free tier is a limited demo.
What can I do with the MIDI afterward?
Import it into any DAW to re-instrument the transcribed part with a completely different sound, layer it into a remix, or use it as a reference track while building an arrangement around it. On this site specifically, you can also open it in the built-in piano-roll editor to fix wrong notes, adjust timing, or transpose before doing anything else with it — that cleanup step matters most when the source was a dense mix rather than an isolated part, since that's where a transcription is most likely to need correction. Once it looks right, export it as standard MIDI for your DAW, or as MusicXML/PDF sheet music if what you actually need is notation to read or print rather than a playable track — both export options draw from the same corrected transcription.