There's no better way to ensure that all data on a hard drive is gone for good than by relying on Active@ KillDisk to overwrite all old data to ensure that no one can ever recover it.
Elcomsoft Phone Viewer 3.50 is a major update, adding support for two additional types of data, Applications and Wi-Fi networks, and boosts compatibility with iOS 11, adopting to the changes made by Apple to the data formats.