Justinfo

Maintaining a computer within optimal parameters requires you to be constantly aware of certain technical information, such as available free space, fragmentation and CPU usage.
Although you can access these details without third-party software assistance, relying on specialized applications can prove to be more convenient, as it organizes the information you need in just one place. One of the programs that can help you in this situation is Justinfo.
Please note that this application requires .NET Framework installed on your computer to function properly.

Simple application that comes with a rudimentary user interface

This lightweight utility packs a simplistic user interface that does not encompass any interactive control since its sole purpose is to provide you with basic information about your computer.
Thanks to its simplicity, it also lacks any form of help documentation or standard configuration windows, menus or panes whatsoever.

Helps you check a few details about your PC

Justinfo can help you keep track of certain PC-related information, such as operating system, OS version, platform, system type and total RAM available. It also allows you to keep track of the used RAM percentage by providing you with a dedicated status bar.
Furthermore, it allows you to view the name of the currently logged-in user and also the computer name, without having to look for it within your computer's details section.

Lightweight, accessible system information tool

Since its resource consumption is rather low, it is possible to use this utility on a wide variety of machines, whether they are outdated or high-end ones. Also, the lack of any interactive control provides you with high overall accessibility and allows users to operate it regardless of their PC skills.
To wrap it up, Justinfo is a lightweight application that allows you to browse basic system information by displaying it in the main window. It comes with a minimalistic user interface that does not integrate any interactive control, features no configuration menu and no help documentation is available.