iMobie PhoneRescue - PhoneRescue is a complete data recovery solution for all iOS and Android users. It offers both iPhone and Android data recovery with the world's highest recovery rates.
WinDirStat - WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
AnyTrans 7 - Smart way to manage all your iOS data and files
WizTree - WizTree quickly finds the files and folders using the most space on your hard drive. It scans the MFT (Master File Table) instead of crawling the entire disk which makes it very fast.
Primo iPhone Data Recovery - Recover 25 types of lost iPhone/iPad/iPod data & repair iOS system errors.
TreeSize - TreeSize tells you where precious disk space has gone to.