Ultimate Windows Tweaker - Ultimate Windows Tweaker is a freeware Tweak UI Utility for tweaking and optimizing Windows.
DisplayFusion - DisplayFusion will make your multi-monitor life much easier.
Winaero Tweaker - Universal tweaker software which supports Windows 7, Windows 8, and Windows 8.1.
Ultramon - UltraMon is a piece of software built to help with the management of multiple screens on the same computer system. Without software like this, taking full advantage of an expanded desktop space can be difficult.
Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Actual Multiple Monitors - Actual Multiple Monitors is a software utility which offers the comprehensive solution to improve the functionality of Windows user interface for comfortable and effective work with multi-monitor configurations.