Computers are an integral part of any business nowadays. Computers are essential for businesses to survive in the modern business environment, as they make activities faster and more accurate. Diagnosing the problem quickly is key to solving it quickly. Computer-diagnosing software tools scan the computer and show all its problems, such as hardware and driver-related issues.

Here is the list of the Best Computer Diagnostic Software Tools:

  1. AIDA64 Extreme
  2. Process Explorer
  3. Sysinternals Suite
  4. Reliability Monitor
  5. System Explorer
  6. System information for Windows
  7. HWinfo
  8. Speccy

Continuous and non-stop usage of computers can lead to problems, so it is important to have a computer repair person repair it as soon as possible and use anti-malware tools. Thus, you must know about the best Computer Diagnostic Software Tools to avoid issues.

Best Computer Diagnostic Software Tools

Following are some of the best computer diagnostic software tools to download.

AIDA64 Extreme

AIDA64 is a computer diagnostic software program for Windows 10 that considers home clients, corporate architects, and organizations, and it offers point-by-point data for more than 1,85,000 equipment gadgets.

This valuable programming assists you with keeping a watch on the equipment’s subtleties consistently, in any event, when watching a film on the full screen or playing a game.

aida64 extreme

AIDA64 Extreme estimates your framework’s exhibition with different counts contrasting it with different frameworks precisely or crushing the client’s scores during overlocking.
It allows clients to oversee business distantly and screen product and equipment adjustments.

Visit: AIDA64

Process Explorer

Although the process explorer utility is small, it is a powerful diagnostic software tool. It helps identify which handles or DLL files have been opened or loaded. This is a very helpful utility for finding problems related to DLL problems or handling leaks that lead to problems in your computer, making it one of the Best Computer Diagnostic Software Tools.

Computer Diagnostic Software Tools

There are two windows in process explorer. The top window also shows the currently active process, along with the owning accounts. The bottom window will display the handles or the DLLs loaded currently according to your selected mode.

Visit: Process Explorer

Sysinternals Suite

Sysinternals Suite is a bundle of various diagnosing and troubleshooting utilities rolled up into one suite. This suite contains all the necessary tools for diagnosing and troubleshooting various problems in your computer, making it one of the best computer diagnostics software tools.

Sysinternals Suite

The Sysinternals Suite is a bundle of the following Sysinternals utilities.

AccessEnum, AccessChk, AdExplorer, AdInsight, and AdRestore are some troubleshooting utilities in the Sysinternals Suite.

Visit: Sysinternals Suite

Reliability Monitor

The Reliability Monitor is a free pc diagnostic software that has been around since Windows Vista, yet countless individuals have never known about it. It’s in the Control Panel under System and Security > Security and Maintenance > Maintenance > View the reliability history.

reliability monitor

Here you’ll see a background marked by your framework and a timetable of occasions and blunders during a given time frame. The blue line is a gauge from 1 to 10 of your framework’s stability over the long haul.

If something crashes a lot, this is a decent spot to look since you can choose the mistake and Check for an answer.

System Explorer

This tool gives you an in-detail diagnosis of the problems in your computer. System Explorer gives you in-depth details about tasks, processes, services, opened files, etc. This tool is handy for diagnosing and solving various problems on your computer.

System Explorer

The file database in the system explorer helps you find suspicious files that might be causing problems in your computer. You can fix the suspicious file using system explorer once you find it.

System Explorer is an award-winning software. Using system explorer, you can easily monitor your computer’s processes, activities, and system changes. System Explorer also gives you a detailed graph of system resources.

Visit: System Explorer

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System information for Windows

System information for Windows is another one of the Computer Diagnostic Software Tools. It gives you the following information regarding your computer.

Software information

Information regarding OS, software licenses, Installed programs, security, Regional settings, running processes, loaded DLLs, drivers, defragging, etc.

Software Information Windows

Hardware information

Information related to hardware parts in the computer, for example, motherboard, BIOS, CPU, memory, Sensors, System slots, Network adapters, video cards, etc.

Hardware Information Windows

Network information

Basic extended information about network statistics, connections, configurations, etc. System information for Windows is a very good diagnostic software that collects detailed information about your system and helps you find various problems in your computer.

Network Information Windows

Visit: System Information for Windows


HWinfo is one of the really good computer repair tools that give you alerts about the health of your system by real-time monitoring. This software is very good for monitoring software utility and hardware monitoring. HWinfo provides a detailed analysis of your computer.


Hwinfo has won various awards in the diagnostic software tool category and is one of the best diagnostic tools for a computer. It can create reports and log files in XML, HTML, and CSV formats.

This software also has customized tables and graph options for showing different problems in your system.

Visit: HWinfo

See Also: 6 Best Free Keylogger Software for Windows [2023]


Speccy is one of the Computer Diagnostic Software Tools designed specifically for detecting hardware problems in your PC. It finds diagnosis problems in your motherboard, CPU, RAM, graphic card, etc. It is a fast, lightweight, and advanced system information tool. The best part about this software is that it is free of cost. There is a free and pro version of Speccy.

The interface of this software is user-friendly and clean. Speccy shows you real-time temperatures of critical components in your system. This will help you in stopping the problem from causing beforehand only.


You can save snapshots of your scan results or share them as XML or text files. The Speccy free version has fewer features than the Speccy Professional version.

The pro version has Advanced PC insights, automatic updates, and premium support and is recommended for home users. The price of the Speccy Pro is 19.95 USD. Speccy Free does an excellent job diagnosing the problems if you do not want to shell out any cash.

Visit: Speccy

HD Tune 

HD Tune is one of the greatest Computer Diagnostic Software Tools for HDD and SSD diagnostics. Its primary feature is that it allows you to ‘benchmark‘ your storage device, which many tools don’t offer. This benchmark will show you the minimum, maximum, and average transfer rates, giving you a brief idea of your data drives.

HD Tune Pro

HD Tune also offers error scanning, drive health, detailed drive info, and the benchmark feature. Its PRO version allows you to check multiple such drives’ health statuses. It also provides folder usage info, disk monitor, cache test, extra tests, and secure erase.

It helps you discover and fix problems within your network and hard disk configuration. You don’t have to search for minor problems manually; it will work automatically, requiring you to provide next to no effort.

Visit: HD Tune


On the off chance that you notice a few spots on your screen that are not brought about by residue or stains, at that point, your screen may have some stuck pixels, which can be exceptionally irritating.

jscreen fix software


A stuck pixel is a prominent speck of shading that neglects to change when the adjacent pixels change. Such pixels become entirely observable when the screen becomes dark.
On the off chance that the stuck pixels are not because of imperfections in the screen, at that point, JScreenFix computer diagnosis software can fix the issue. It works by flushing the influenced territory with various tones at each moment. Along these lines, it requires just approximately a couple of moments minutes to unstick the pixels.

Visit: JScreenFix

Intel Processor Diagnostic Tool

Of the multitude of segments in your PC, processors are the most drastically averse to causing issues in your device. Notwithstanding, they are not undying and can bite the dust like different segments; however, it’s typically because of an electrical flood or overheating.

Fortunately, the Intel Processor Diagnostic device can help you fix all issues brought about by flawed processors. How can it function?

The device performs different pressure tests on the processor, tests explicit processor highlights, confirms the processor’s working proficiency, and checks for brand-recognizable proof.

intel diagnostic tool software

The device, at that point, shows the test outcomes. If any test outcomes don’t satisfy the guidelines for working proficiency, the apparatus will show the tests that fizzled, and you need to investigate getting another processor.

This is one of the best pc diagnostic software for technicians. You can download the apparatus from Intel’s site. Notwithstanding, download the correct rendition for your machine, 32 or 64 bits.

Visit: Intel Processor Diagnostic Tool


Malwarebytes is one of the most popular Computer Diagnostic Software Tools for malware scanning and has been for many years. For the majority of Computer users, Malwarebytes is a must-have application. The best thing for all lovely users is that Malwarebytes comes in free, premium versions.


With the features it provides with Free and Premium Versions, MalwareBytes surely lives up to its name. The Free version will mostly suffice all needs of a domestic home user. The Premium is a bit more advanced and comes with a few more features, used mainly by Professionals. With the Premium version, real-time protection is preemptive; scans can be scheduled, etc.

Visit: Malwarebytes


Sometimes we all wonder whether our hard disk drives or SSDs are in good condition. It is not easy to find this out; this is where CrystalDiskInfo comes into the picture.

CrystalDiskInfo will give a complete overview of the condition of all your data drives, HDDs, USB drives, and SSDs. It will give you all the information about these data drives, including uptime, error rates, the drive’s temperature, spin-up time, and many more.

It calculates the Overall Health of your data drives and will give you a systematic Health Status. You will be fully aware of your data disk’s health as a user.
Thus, these features make CrystalDiskInfo one of the best Computer Diagnostic Software Tools.

Visit: CrystalDiskInfo


What are computer diagnostic tools?

Computer diagnostic tools are the ones that give you information about repairing and updating your device when necessary. It is built-in with your device, but you can also access them through third-party websites.

Are there any software diagnostic tools?

Microsoft provides Windows Sysinternals Suite for free. It is the best tool you can rely on to make timely decisions about your device. Many inbuilt tools come with the tool itself.

Why are computer diagnostic tools essential?

Computer diagnostic tools help to identify the problems with your device accurately so that timely updates are performed. This, in turn, increases the device's performance and reduces frequent complaints imparting more lifetime to the device.

What are the best Computer diagnostic tools?

Speccy, CrystalDiskInfo, and CPU-Z are the most commonly used tools. They analyze the CPU and provide timely information. But, this might distort the normal working of the device.


With Modern times and technology getting upgrades exponentially, it is crucial to maintain your system’s health. We hope this task solves your problem of finding the best computer diagnostic tools.

Here we have listed descriptive information on the Best Computer Diagnostic Software Tools you can use in 2023. Comment on your choice below!

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Kaushal Malkan
You can always find me playing the piano or playing FIFA when I'm not binge-watching TV Series with pizzas. Fountainhead of TechWhoop. Life motto: The only time success comes before work is in the dictionary.


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