Melodyne is one such software package. I think there may be at least one other on the market that showed up several years after Melodyne. https://www.celemony

Melodyne is one such software package. I think there may be at least one other on the market that showed up several years after Melodyne. https://www.celemony.com/en/melodyne/what-is-melodyne https://www.celemony.com/en/melodyne/what-is-melodyne