With Exe Guarder you can converter normal exe-file to shareware. Once the executable is protected by exe guarder, you may copy it to another computer as it will stay protected. So you can publish it as shareware (also known as trialware or demoware), which give user a trial period for evaluation. If you only want to add a password to a program, Exe Guarder is also the best choice because of its high security strength. Exe Guarder can also compress your exe file, the file size may be smaller or same as original. And it support binding arguments. So with exe guarder you can protect most of the exe file, such as installer, flash exe, powerpoint exe, ebook and so on.