iToolab FixGo - When your iOS device gets stuck on the white/black screen, Apple Logo, Recovery/DFU Mode, restart loop, is bricked, as a frozen screen or simply won’t start, iToolab FixGo is the ideal solution for you.
WinDirStat - WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
AnyFix - AnyFix is a tool that provides a solution for almost any iOS issue you may come across, from your device crashing or not syncing accounts to having trouble with your connection or speaker/headphone jack.
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.
iMyfone iOS System Recovery - Totally Repair Your iOS System without Data Loss
TreeSize - TreeSize tells you where precious disk space has gone to.