ServiceShell is a user-defined Windows service manager. With ServiceShell, you can register your normal application program as a service and manage it easily.
Once your application program changed to the service by ServiceShell, it will be started at boot time (before log-in) and stay running even if the Windows session being ended.
ServiceShell controls each registered services systematically, prepared for system errors, shut down problems of user-defined services. ServiceShell is licensed as shareware, the cost of the registered version is $22.00 and full size of the download is 0.42 MB. You may download a free version of ServiceShell by following download link at Free Download section of this page. ServiceShell is developed or distributed by UInterface.com and is listed under system utilities.