apps / 6782184585
Choral Lab
Chorale Harmonizer
Martin Adler · Music · $6.99 · US storefront
- rating
- 5.0 ★
- ratings
- 1
- updated
- Aug 3, 2026
- released
- Jun 25, 2026
v1.1
visible word pool · 4 words
title 10/30 chars · subtitle 18/30 chars
App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of Choral Lab's pool that are public — the keyword field is not exposed by any API.
from the listing
Choral Lab brings the art of four-part Bach chorale writing to your iPhone. Whether you're a composer, music student, or theory enthusiast, explore one of the most refined harmonic styles in Western music. Harmonize your melodies. Draw a soprano line on the interactive piano roll and watch Choral Lab instantly generate alto, tenor, and bass voices following authentic Bach voice-leading rules — avoiding parallel fifths and octaves, resolving leading tones, and building natural…
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this page is one tool call
{ "tool": "app", "arguments": { "appId": 6782184585, "countries": [ "US" ], "subtitle": true } }
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