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Stackapella

Learn a harmony part from a guide voice while your notes light up, then record every part yourself, exactly in time. Runs in your browser: no app to install, no account to start. Free course from one note to four-part ha…

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Learn a harmony part from a guide voice while your notes light up, then record every part yourself, exactly in time. Runs in your browser: no app to install, no account to start. Free course from one note to four-part harmony. Open source.

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  1. Product Hunt 新品

    Nov 3, 2026 · 1 observations

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