harpKey: The harp freeware

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Harpkey: The harp freeware powered by SEYDEL harmonicas and design by Gulux Musik.

If you are a harmonica player and you are looking for a handy tool to find out which key of harmonica can be used in a particular piece of music HarpKey is made for you. With Harpkey, you will be also able to learn any harp position.