Hit the right note with modTuner Pro, this week's myAppFree Windows 8 deal

modTuner Pro is a feature rich tone generator that is available for both Windows 8 and Windows Phone devices. It is suitable for tuning a wide range of musical instruments such as guitars, basses, violins, cellos and more.

modTuner Pro normally runs $3.99 but for the next twenty-four hours, you can pick the app up free through the myAppFree campaign. As an added bonus, modTuner is a universal app so in picking up the Windows 8 version, you have access to the Windows Phone version free as well.