ZMover - Arrange windows and icons on your desktop and across all monitors. Download and try this 32-bit/64-bit software for Windows 10 through XP.
DisplayFusion - DisplayFusion will make your multi-monitor life much easier.
WindowGrid - Quickly and easily layout windows on a dynamic grid using just the mouse.
WinSize2 - WinSize2 moves and resizes windows. With a simple hotkey, new windows are added, adjusted or removed.
Mizage Divvy - Divvy is an entirely new way of managing your workspace.
Sizer - Sizer is a freeware utility that allows you to resize any window to an exact, predefined size.