Portable Logon Screen Customizer for Windows Vista/7

This is the portable version of Logon Screen Customizer for Windows Vista/7. As the name clearly says, the tool lets you personalize the logon screen in Windows 7 and Vista.
Since there is no installation involved, you can drop the program files in any location on the hard disk and just click the executable to run.
It is also possible to save a copy of the app to a USB flash disk or similar storage unit, to be able to use it on any PC effortlessly and no prior installers.
Furthermore, the Windows registry does not get updated with new keys, and no additional files are created on the disk, leaving it clean after removal.
The interface is clean and intuitive. You can preview the current logon screen as well as use the file browser or drag-and-drop feature to import another picture to apply it. The list of supported formats includes JPG, PNG and BMP.
Committing the new changes is done with the click of a button. In addition, you can undo your last action, restore the picture to default, ask Logon Screen Customizer for Windows Vista/7 to save the last opened directory, and switch to another UI language. The rest of the options handle program view settings (e.g. hide icons or hints on buttons).
The utility does not hog system resources, since it uses low CPU and RAM. It has a good response time and works smoothly, without triggering the operating system to hang, crash or pop up error messages.
We have not come across any kind of issues during our tests. To sum it up, Logon Screen Customizer for Windows Vista/7 delivers a simple solution to altering the default Windows logon screen to anything you want.