System diagnostics for Windows
Check for common hardware and software problems, including tests of the CPU, RAM and system drive. Use the results as a starting point for troubleshooting Windows errors.
Free system information tool for Windows
System Examiner is a lightweight app that checks your computer specs and generates an easy-to-read system information report. Review your hardware and installed software, look for common problems, or share the details with tech support.
Freeware. No ads. No nonsense.
- Supports Windows 11, 10, 8 and 7
- Version 1.3
- Portable or Setup
- Completely free
Check your PC specs and troubleshoot problems
Understand your hardware, review installed software or give tech support the details they need.
Share details with tech support
Create a system information report for a support person or an online community. Give anyone helping you a clear view of your PC hardware, software and potential problems.
A free PC specs checker
Find your computer specs in one place, including your processor, RAM and system drive. Check what is inside your Windows PC or compare hardware details between computers.
PC inventory and installed software
Identify installed hardware and software on each computer. Save individual reports to help keep track of PC inventory, device drivers and system services.
Check a used PC
Compare the PC hardware with the seller’s description and review Windows licensing information before you buy. Check for potential problems as well as the advertised specs.
Share only when you choose
Your report stays on your computer unless you use Share Report. That optional feature creates a link you can send to anyone helping you.
Your hardware information, at a glance
This free system info program shows your operating system, processor, memory and system drive in the main window.
For a computer specs test, click Create Report. Review the full hardware details and system diagnostics to compare computers or troubleshoot problems.
See what’s included in the report
A system information report you can use and share
Open your report on your computer to review its specifications and diagnostic results. If you need help, share the report with tech support or an online community.
Sharing is entirely optional. The Share Report feature uploads your report and creates a link. If you don’t use it, your report stays on your computer.
Explore a sample report
Hardware, software and system diagnostics
System Examiner is a lightweight system information program that brings together computer specs, installed software and checks for common problems in one easy-to-read report.
System Examiner runs without administrator access and supports Windows Dark Mode. You can also automate report creation from the command line.
See a sample report- Hardware information and operating system configuration, including your processor, RAM, motherboard (mainboard) and system drive.
- Network configuration, including detected network interfaces, IP addresses and DNS settings.
- Installed Windows hotfixes and when Windows Update was last used.
- Programs that start automatically with Windows.
- Installed software, with files and registry keys for each installed app.
- System diagnostics that test core hardware, including the CPU, RAM and system drive, for critical problems.
- Installed drivers, including third party and system device drivers, plus system services.
- An optional Share Report feature that uploads your report and creates a link for others to view it. If you don’t share your report, no report data is sent anywhere.
Download System Examiner
The latest version is 1.3, released April 20, 2023. Read the changelog.
Recommended if you are unsure
Setup version
Install System Examiner with a regular Windows installer. Includes Start Menu and Desktop shortcuts, and you can uninstall it from the Control Panel.
Download SetupRun without installing
Portable version
Run System Examiner as a portable application from a single executable on a supported Windows PC. When you are done, delete the file. No installation or uninstallation needed.
Download PortableBoth versions are freeware and work with Windows 11, 10, 8 and 7.
Automate system information reports
For technical support professionals and PC inventory tasks, System Examiner supports command-line parameters and filename parameters to create, save and share reports automatically.
- AutoCreate
- Start report creation without clicking Create Report.
- AutoOpen
- Run AutoCreate, then open the locally saved report in the default browser.
- AutoShare
- Run AutoCreate, then upload the report as if Share Report was clicked.
- AutoShareOpen
- Run AutoShare, then open the shared report URL in the default browser.
- AutoClose
- Close the app after the report has been created and/or shared.
- NoGUI
- Run AutoCreate and AutoClose without the main window. The app still appears in the Windows Task Bar.
- Filename "x"
- Set the report filename or full path. A filename without a path saves the report to the user’s Windows Desktop.
For example, run this command to save report.html to the Windows Desktop and close the app:
SystemExaminer.exe /AutoCreate /AutoClose /Filename=reportYou can also put parameters in the executable’s filename. This is useful when sending the app to a client:
SystemExaminer AutoShareOpen AutoClose.exeThis creates the report, shares it, opens its URL and closes the app. For everyday use, just run System Examiner and click its buttons.