DaisyDisk - DaisyDisk is a disk analyzer tool for OS X that visualizes hard disk usage and allows to free up hard disk space.
IceCream - Free up space fast and never miss a moment again
CleanMyMac X - Clean, protect and speed up your Mac
Cleanz - Simple and beautiful way to clean up your photo library
MacFly Pro - Smart assistant for better Mac performance
The Roll by EyeEm - Organize your iOS Photos automatically