The Free Online Score Viewer and Player

"Finally! An online web app that allows me to organize my musical ideas!" - Robert (Bronx, New York)


How to Create a Score

Compose music using HarmonyBuilder, the computer-assisted composition tool.

Use the Demo version to email score hyperlinks for FREE!


Email Your Compositions to Friends

When your composition is complete, send a link to your friends so they can view it with HarmonyPlayer

See how


Spread Your Compositions

Save your compositions to, and allow people to embed them in their websites

Sample Pop-up: Take It Easy


How to Embed a Score

Watch this short video


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