NirLauncher can be used from USB flash drive without need of any installation.NirLauncher is an excellent set of free tools, and a must-have for everyone's portable troubleshooting toolkit.
NirLauncher and all the utilities in the package are completely freeware, without any Spyware/Adware/Malware. This package doesn't contain any 3-party software, toolbars, Web browser plugins, or other unwanted surprises.
It will not install any software on your system and it will not change your Web browser homepage or other settings on your system.
