M4A to Sheet Music Converter
That melody you hummed into a voice memo can become real notation. Upload the M4A, choose your instrument, and get a score you can play back in the browser and export.
Results in seconds No install MIDI + MusicXML
Convert your audio freeNo account needed to try · 15s free
How it works
01
Upload your audio
Drop an MP3, WAV or M4A, or record straight in the browser.
02
AI transcribes it
Notes, rhythm, key, tempo and time signature are detected automatically in seconds.
03
Play & download
Play the score back in the browser, then export MIDI or MusicXML for MuseScore, Sibelius or your DAW.
From voice memo to score
M4A is what iPhones and many recorders save. Skip the format conversion and upload it directly — a quick idea you captured on your phone becomes a readable score with detected key and rhythm, ready to export.
Frequently asked questions
Can I use an iPhone voice memo?
Yes. Voice memos save as M4A — upload one directly and the AI transcribes it into sheet music, MIDI and MusicXML.
What file formats can I upload?
MP3, WAV, M4A and most common audio formats. You can also record audio directly in the browser.
Is it free?
Yes — you get a free preview of every transcription, and 3 full scores free when you sign in. Premium unlocks 10 scores per month.
What do I get as output?
Interactive sheet music you can play back in the browser, plus MIDI and MusicXML downloads that open in MuseScore, Sibelius, Finale and any DAW.