WinDirStat - WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
Gemini Photos - Clean up your Camera Roll
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.
PhoneClean - PhoneClean is the best and even free iPhone cleaner software for all your iPhone cleaning, maintaining and privacy protecting needs. It brings you the new iPhone, iPad experience that you will appreciate every day.
SpaceSniffer - SpaceSniffer is a freeWare (donations are welcome) and portable tool application that lets you understand how folders and files are structured on your disks.
iMyfone Umate - iMyfone Umate is an iPhone space saver which helps iPhone/iPad/iPod touch users free up iPhone...