This is the list of free system information softwares for Windows, that scan all the important information about the hardware in your computer system. They are also can be used to find software key, type of your hardware for you to buy the right upgrade or replacement!

1. ESET SysInspector

ESET SysInspector is a free System Information Software, state-of-the-art diagnostic tool for Windows based systems. This tool examines your operating system and captures details such as running processes, registry content, startup items and network connections.

Read more about ESET SysInspector

2. Speccy

Speccy is the advanced System Information software for your PC. It will give you detailed statistics on every piece of hardware in your computer including CPU, Hard Disks, Motherboard, Graphics Cards, RAM, Audio support and Optical Drives. Additionally, Speccy adds the temperatures of your different components, so you can easily see if there’s a problem!

Read more about Speccy

3. Free PC Audit

This professional tool is designed to collect and present the maximum amount of information possible about computer’s hardware and software which makes them suitable for users searching for driver updates, computer manufacturers, system integrators and technical experts as well.

Free PC Audit can find information of operating system, disk drives, monitor, network, CPU, user accounts, motherboard, startup items, running processes, RAM, and installed software.

Read more about Free PC Audit

4. System Information Viewer

System Information Viewer (SIV) is a freeware, System Information Software for Windows which can look up and give you details of your hardware computer. All the information are: CPU info, PCI info, PCMCIA info, USB info SMBus info, SPD info, ACPI methods, Machine info, Hardware Sensors, Networked computers, Operating System Information and more will be identified by SIV.

Read more about System Information Viewer

5. EVEREST Home Edition

EVEREST Home Edition is a free system information software for Windows, system diagnostics and benchmarking solution for home PC users, based on the award-winning EVEREST Technology. This tool offers the world’s most accurate system information and diagnostics capabilities, including online features, memory benchmarks, hardware monitoring, and low-level hardware information.

Read more about EVEREST Home Edition

6. MiTeC System Information X

MiTeC System Information X is a free system information software for Windows, which can find information of: CPU, memory, motherboard, operating system, video card, monitor, storage devices, network card, printers, and USB ports.

Read more about MiTeC System Information X

7. HWiNFO

HWiNFO is a portable and free system information software for Windows that gives a quick overview, as well as a detailed look, at hardware components. With this tool, you can save full or custom reports of: CPU, motherboard, memory, bus, video adapter, monitor, drives, audio, network, and ports.

Read more about HWiNFO

8. ASTRA32

ASTRA32 is a free system information software that will analysis and provides detailed information on your computer hardware and its working modes. The information can be scanned: processor, motherboard, memory, storage devices, video card and monitors, operating system, network, and ports.

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9. System Information for Windows (SIW)

SIW is an advanced System Information software for Windows tool that gathers detailed information about your system properties and settings and displays it in an extremely comprehensible manner. This key finder software is freeware for personal use only.

Read more about System Information for Windows (SIW)

10. PC Wizard

This is also an utility designed to analyze and benchmark your computer system. PC WIZARD can analyze and benchmark many kinds of hardware, such as CPU performance, Cache performance, RAM performance, Hard Disk performance, CD/DVD-ROM performance, Removable/FLASH Media performance, Video performance, MP3 compression performance.

Read more about PC Wizard

Please let me know your advice free system information softwares?