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  • Free Online Tempo and
    Key Change Service

    If you are a registered user of our free, web-based, key and tempo change service you may use the form to log into your account, upload your file and begin using this service.

    Account Log in

    Need an account?

    If you do not yet have an account, please go here to registered for this account. Please note that existing customers of our desktop software program must also register and create an account before they can be using this service.