Transcribe Audio and Split Stems - For Musicians, Producers, and Teachers
Turn songs into sheet music, MIDI, stems, or isolated practice parts with secure cloud processing.
Export: PDF (printable) • MusicXML (editable) • MIDI (DAW-ready)
Sample Sheet Music Output
See how a real piano performance converts into clean, printable PDF sheet music.
- Unlimited songs on our fast and private cloud
- Secure cloud processing
- Supports Opus/MP3/WAV + more
- Secure checkout via Stripe
- Cancel anytime
- 3-day free trial
Simple, Transparent Pricing
Start your 3-day free trial
Pro
- ✓ Unlimited songs on our fast, secure cloud
- ✓ 6-stem separation: vocals, drums, bass, piano, guitar + instrumental
- ✓ Transcription + sheet music exports (PDF, MusicXML) + MIDI
- ✓ Lead + backing vocals split
- ✓ Drum kit pieces (kick/snare/toms/cymbals) + drum MIDI + notation
- ✓ Piano transcription (hands + pedals)
Full access • Cancel anytime • Trial then $9.99/mo or $99.99/yr
What You Get
One plan unlocks everything below. Start with one tool — use the rest when you need it.
Lead + Backing Vocals
Split the main vocal from harmonies, doubles, and stacks — great for practice, remixing, and mix cleanup.
96% Piano Note Accuracy
High-accuracy piano transcription with left/right hands and sustain pedal events — export MIDI and MusicXML.
Drum Kit Breakdown & Notation
Split drums into kick, snare, toms, and cymbals — plus Drum MIDI and printable drum notation.
Multi-Track MIDI
Turn a full mix into multi-track MIDI and a full-score MusicXML draft — ideal for dense arrangements.
Solo Any Instrument
Isolate or remove: vocals, drums, bass, guitar, piano, and more — with DAW-ready MIDI transcription.
Vocals (Karaoke)
Get vocals-only or an instrumental (no vocals) — plus the option to split Lead + Backing Vocals.
Stem Separation
Split a song into 6 stems: vocals, drums, bass, piano, guitar, and Other Lead — Opus/MP3/WAV downloads for your DAW.
Loved by Musicians Worldwide
"The demixing was very good, and much better than I was getting with RX 10. Thank you for giving me this chance to try the PRO version."
"Your platform is the best music score generator I've found, and it keeps getting better with every update."
"I demixed the tracks with your app for my latest production project. The results were fantastic!"
Frequently Asked Questions
What do I get after processing?
Each job returns downloadable files for the output you selected: stem audio packs, DAW-ready MIDI, and when applicable, printable PDF + editable MusicXML.
What audio formats are supported?
MP3, WAV, FLAC, M4A/AAC, OGG, AIFF, and most common formats. If something needs conversion, the app handles it automatically.
How is processing handled?
Jobs run through Music Demixer's secure cloud service to generate your outputs quickly and reliably. You upload once, then download the finished files for your workflow.
Is there a free plan?
We offer a 3-day free trial with full access. After the trial, you can keep Pro or cancel anytime from your account page. Card required to start the trial.
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Music Transcription, Sheet Music, MIDI, and Stems
Music Demixer covers transcription, notation, MIDI, and stem separation in one online workflow. Turn MP3/WAV into PDF sheet music and MusicXML, DAW-ready MIDI, or a full 6-stem pack. For full songs, use Multi-Track MIDI (all instruments). For a specific part like piano, guitar, or vocals, isolate it first and transcribe the cleaner track.
Pick the right workflow for your goal
Broad transcription needs: stay here when you want to compare sheet music, MIDI, and stem workflows in one place. Fast online notation: start with Convert Audio to Sheet Music Online. Notation-first cleanup: use MP3 to Sheet Music when your priority is PDF/MusicXML editing and printing.
Stems first when you want a cleaner part
When a mix is dense, isolating a part before transcription can reduce overlap between instruments. If your goal is “just the guitar riff” or “just the vocal melody,” start with stem separation, then convert that stem to MIDI or MusicXML.
Piano detail for notation and MIDI
This piano workflow focuses on high-accuracy transcription, including left/right hand separation and sustain pedal events. Export MIDI for your DAW or MusicXML for your notation software.
Drums: kit pieces, Drum MIDI, and notation
For drummers, Music Demixer can split kit pieces (kick/snare/toms/cymbals) and export Drum MIDI plus drum notation. See Drum Kit tools.
Sheet music and score-drafting workflows
For the main online notation flow, use the online score converter. If you are starting from an MP3 and expect to print or refine the score in notation software, use MP3 to Sheet Music. For full arrangements, choose Multi-Track and edit the draft in your notation app.
Audio to MIDI converter online workflows
If your goal is production, use Audio to MIDI Converter Online for DAW-ready MIDI. Producers typically run single-part conversion for cleaner edits, then switch to Multi-Track when they need a full-song sketch.
From quick drafts to full production workflows
Need a printable draft fast? Start with the online score workflow. Need lesson-ready notation cleanup? Move to MP3 to Sheet Music. Need stems or production-ready MIDI? Keep exploring the broader workflows linked here.
Compare alternatives before you buy
Shortlisting tools? Start at AI music tool comparisons for workflow-specific pages, including vs Spleeter, vs Melody Scanner, and Piano Transcription.
Cloud processing
Fast, secure cloud processing.
Unlimited songs with a 3-day free trial
Start a 3-day free trial with full access to all tools and unlimited songs. Cancel anytime from your account page.
Ready to try it? Upload a track and pick your output.