How to Turn a Voice Note into Solfa: Trim, Sing, Check

You know the kind of voice note I mean. The choir leader sings the alto line into her phone between other jobs, there is a "right, altos, this one's yours" at the start, a car goes past halfway through, and the song is on Sunday. The altos need it written down so they can read it, not just guess at it from a crackly clip.

Here is how to turn a voice note into solfa: save the voice note out of the chat as a file, trim it to one clean take of one voice part, transcribe it with an app or by ear, confirm which note is doh, then play the written melody back beside the original, phrase by phrase, before you share it with anyone.

This post walks through each of those steps for a phone voice note specifically: what to cut, how to re-sing a part when the original is too messy, and the checks I make before a sheet goes out to the choir.

How to turn a voice note into solfa in six steps

1. Save the voice note as a file. Get it out of the chat and onto your phone or computer so you can edit it.
2. Listen once without writing anything. Note where the singing starts and stops, whether there is talking, and whether more than one part is sung.
3. Trim it to one take of one part. Everything else goes.
4. Re-record if you need to. If the clip is too noisy or rushed, sing the part yourself, cleanly.
5. Transcribe it. By ear or with an app, and settle which note is doh.
6. Check it against the recording, then share. Phrase by phrase, slowly, before it reaches the choir.

The rest of this post takes the awkward steps one at a time.

Got a recording? Get it in solfa →

Why a phone voice note is harder than a proper recording

A voice note is a message, not a master copy, and it is rarely the leader's fault that it is messy. These are the things that cause trouble when you try to write down a song from a voice recording made on a phone:

• Talking mixed in. "This bit again" or "sorry, wrong note" sits right next to the singing. Anything that is not the part will confuse whoever, or whatever, writes it out.
• Two parts in one clip. Leaders often sing the tune first and then the alto line, or switch from soprano to tenor halfway.
• A keyboard underneath. Chords give several notes at once. Your ear follows the voice, but it is easy to pick up the wrong note from the chord.
• Movement and echo. The phone drifts away from the mouth, a kitchen echoes, the low notes fade.
• Casual singing. Scoops up into notes, half-voice on the low ones, a tempo that speeds up when the singer is in a hurry.

None of this stops you getting the notes from a sung recording. It just means the first job is cleaning up.

How do you trim a WhatsApp voice note before transcribing it?

Cut it down to the stretch where one voice sings one part from start to finish, leave about a second of silence at each end, and remove everything else.

1. Get the file out. On most phones you can long-press the voice note and use Share or Forward to save it to your files or send it to yourself on another device.
2. Open it in a simple audio editor. Many phones have a recorder app with a trim tool; any basic editor on a computer will do the same job.
3. Cut the speech. Remove the spoken introduction, the "let me start again", the goodbye at the end.
4. Choose one take. If the leader sang the phrase twice, keep the steadier one. It is often the second, once she has settled on the pitch.
5. Split two parts into two files. If the clip has the tune and then the alto line, save them separately and name them clearly, for example "Sunday hymn, alto, verse".
6. Never cut mid-note. Leave the whole of the last note, including its full length.

The place people trim too hard is the very beginning. Many hymns start with a pickup, a short note before the first full bar, and it is easy to lose it. Look at the opening of Amazing Grace:

Doh is G3/4

s,A--

dmaz----mingd_

mgrace!---rhow-

dsweet---l,the-

s,sound,---s,That-

That opening s, on "A-" is a single note before the first bar line, and it is low soh, shown by the comma below. Trim a fraction too late and the sheet starts on doh at "-maz-", which moves every bar line that follows. If you are not sure whether your song has one, the post on what a pickup note is explains how to spot it.

How to sing one part clearly into the phone

Sometimes the voice note is too rough to rescue, and the quickest fix is to sing the part again yourself, or to ask the leader for a cleaner take. My advice for a recording that transcribes well:

1. Find a quiet room. Turn off the fan, the television and the radio. A room with curtains and soft chairs echoes less than a kitchen or a hall.
2. Hold the phone still, roughly a forearm's length away, with the microphone pointing at your mouth and your fingers clear of it.
3. Take your starting note from the original. Play the first note of the leader's voice note, hum it back, then begin. That keeps you in her key.
4. Sing on a clear syllable, not a hum. "Doo", "lah" or the words all give each note a clean start. A hum blurs repeated notes together.
5. Land on each note. No scooping up from below. Aim for the middle of the note straight away.
6. Keep a steady, slightly slow tempo. Tap your foot or count a bar in quietly. Rushing squashes short notes.
7. Sing one part only. Do not drift up to the tune when the alto line gets awkward.
8. Give the low notes full voice. Altos and basses often fade on their lowest notes, and a faint note is easy to miss.

Point four matters more than it sounds. Here is the start of Abide with Me:

Doh is Eb4/4

mA----mbide-rwith-

dme;---sfast---

The first two syllables, "A-bide", are both on me: one held note and then another on the same pitch. Hum that and the two run into one long me, so the sheet ends up a syllable short. Sing "A-bide" with a clear "b" and the two notes stay separate. The dashes after each syllable show how long it is held, so a held note sung short will also come out wrong. Hold each long note for its full count while you record.

Can you convert a WhatsApp voice note to sheet music?

Yes, once it is trimmed you have two routes. You can write it out by ear, finding doh, setting up the beats and marking octaves; my guide on how to transcribe a song into Tonic Solfa takes you through that by hand. Or you can upload the trimmed file to NoteFusion, which writes the melody in movable-doh Tonic Solfa with staff notation underneath. If what you actually have is a song link rather than a voice note, the steps are slightly different, and I cover them in how to get Tonic Solfa from a YouTube song.

When a melody could sit comfortably in two keys, the app will ask "Which doh is it?" Answer it by ear. Sing the part through and notice the note it wants to rest on at the end of the verse. If it comes home happily on that note, that is doh. If the music sounds sad and settles on a note that feels like home but sits a third below where a major doh would be, you are in a minor key, which Tonic Solfa reads la-based. Jesu, Lover of My Soul shows it clearly:

Doh is F4/4

l,Je--l,sust,_dlov-r_mer-

dof-t,my-l,soul,---

The hymn is in D minor, so doh is F, and the line starts and ends this phrase on low lah, l, on D. The home note is lah, not doh. If your voice note sounds like that, choose the doh a third above the resting note.

How to check the melody against the recording

Play the written melody and the original voice note one phrase at a time, alternating between them, and fix every mismatch before the sheet goes anywhere. This is the step people skip, and it is the one that saves you from teaching a wrong note to twelve altos.

1. Slow the playback down and loop one phrase. Listen to the voice note phrase, then the piano playback of the same phrase.
2. Sing along in solfa with both. If your syllables fit the voice note as well as the piano, the phrase is right.
3. Mark anything that differs with a pencil or a note on your phone, and fix it before moving on.

These are the problems I look for every time:

Then do the words test. Write the words under the notes; every syllable needs a note. More notes than syllables usually means a slide crept in, or a note is slurred across two notes on purpose. Check which by listening again.

Finally, put the recording away and sing the whole part from the sheet. If you stumble, the section will too.

Before you share it with the choir

A correct sheet still needs a little care before it goes out.

• Check the key. The leader probably sang in a key that suits her own voice. NoteFusion's "Transpose for my choir" moves the doh and shows whether each part sits comfortably, so you can see at a glance if your altos will be scraping the bottom.
• Label it properly. Song title, voice part, verse or chorus, and the Sunday it is for.
• Send the sheet with a playback link, not just a picture. My weekly routine for this is in how to share choir sheet music on WhatsApp.
• Tell the section how to practise with it. Slow, looped, one phrase at a time; there is more on that in using recordings to learn choir songs.
• Keep the original voice note. If someone queries a note at rehearsal, you can play exactly what the leader sang.

Try it with this week's voice note: trim it tonight, check it phrase by phrase, and send the altos a sheet they can read rather than a clip they have to guess at.

If you want the transcription done for you, upload your trimmed voice note or sing the part straight into NoteFusion. It writes the melody in Tonic Solfa with staff notation, plays it back slower or looped for checking, and gives you a link to share with the choir. It works in the browser and as an Android app.