Stress testing software helps organizations verify the stability of their applications and hardware under extremely heavy load conditions. IT teams can gain insights into their system’s robustness and error handling capabilities to prevent crashes during critical business operations.
Different types of stress testing software exist, covering a range of operating systems and hardware components, including CPU cores, graphics cards, and RAM. Testers have the ability to simulate thousands, or even millions, of users to exercise the resources on their network beyond normal operating points.
Determine how far you can push the limits of your machines and software with these top stress testing tools.
Tool Shortlist
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QA WolfEnd-to-end testing solution with a team of QA experts for support
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LoadTracerLightweight stress, load, and performance testing software for web applications
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MemTest86Provides RAM diagnostics with the help of algorithms and test patterns
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GPU-ZLightweight graphics card utility for Windows computers
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Apache JMeterOpen-source load testing tool with remote testing capability
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HWiNFO64Hardware analysis, monitoring, and reporting software for Windows and DOS
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MSI AfterburnerOverclocking utility with in-game GPU monitoring and video recording
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PCMark 10Industry-standard benchmark testing software for PCs
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HeavyLoadPortable stress testing software for all PC system components
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Stress-ngOffers 200+ stress tests for computer hardware and kernel interfaces
Comparison Criteria
Here are helpful criteria you can use to evaluate different stress testing software:
- User Interface (UI): Simple point-and-click GUI interfaces help you quickly run stress tests and download results.
- Usability: Good software usability ensures your team can learn and perform the necessary steps to conduct stress testing.
- Programming Language: Stress testing tools with lightweight code won’t add an extra burden to your system.
- Portability: Portable stress testing software allows you to transfer the program to multiple computers and operating systems.
Stress Testing System: Key Features
Look for these key features to get the most value from your stress testing tool:
- Robust User Simulation: Tools that can simulate a large number of users with varying attributes provide a realistic view of your computer’s stability during extreme conditions.
- Real-Time Monitoring: Testers can quickly identify and debug issues with real-time monitoring.
- Add-ons: Many stress testing applications offer add-ons that testers can use to expand the software’s functionality.
- Remote Testing: Remote testing enables you to exercise computers with limited network capabilities that can’t simulate large volumes of users.
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Overviews Of The 10 Best Stress Testing Software Solutions
Here’s a brief description of each stress testing platform to showcase each tool’s best use case, some noteworthy features, and screenshots to provide a snapshot of the user interface.
QA Wolf
End-to-end testing solution with a team of QA experts for support
QA Wolf is an end-to-end testing automation solution that comes with an expert team of QA engineers to write, run, and repeat all your critical tests. It’s as much of a ‘tool’ as it is a service, taking the burden of in-house QA work off your shoulders. They are currently used by companies like Gumroad, MainStreet, Mailchimp, Replay, and Padlet.
QA Wolf does bug testing by having their team run tests, investigate failures, and then write up a bug/issue report with repro steps, a video recording, logs, and any other data you need. You can log into the platform to view progress at any time or wait for a scheduled review session.
Key features include end-to-end test coverage, a comprehensive test plan strategy, failure triaging and test maintenance, high-quality bug reports, fast parallel test run infrastructure, and an easy-to-use app for real-time status updates.
QA Wolf integrates with tools like Stripe, Salesforce, email providers, Auth0, SMS, Github, and even more options through their flexible API.
QA Wolf has a freemium version with 100 runs per month. Paid plans cost from $40/month.
LoadTracer
Lightweight stress, load, and performance testing software for web applications
LoadTracer is a free GUI-based tool for load, stress, and performance testing of web applications. The software was developed in C language, making it a lightweight tool that won’t put an extra burden on your operating system’s performance. Testers can generate thousands of virtual users to execute simulations and follow up with LoadTracer’s analyzer tool to assess their system’s stability and performance.
With LoadTracer’s parameterization functionality, testers can generate different attributes for each virtual user. It makes load tests more realistic since real-world users behave as individuals rather than clones of each other. Duplicating tests across different platforms is also easier. Instead of re-scripting a test for each new environment, testers can simply change one parameter value.
LoadTracer is proxy-based, enabling testers to utilize the tool on any browser.
LoadTracer is free to use.
MemTest86
Provides RAM diagnostics with the help of algorithms and test patterns
MemTest86 is memory testing software for x86 and ARM computers. The software boots from a USB drive, offering a portable method for testing the RAM of multiple computers. As such, it’s widely used by PC repair stores, manufacturers, and system builders as a memory diagnostic tool.
MemTest86 utilizes 13 different testing algorithms to diagnose or rule out RAM issues, including the row hammer flaw. This vulnerability allows cyber attackers to manipulate your system’s memory to extract sensitive information, like passwords. Results are displayed immediately after each test and available for download as an HTML report.
Testers can boot MemTest86 onto any version of a Windows, Linux, or Mac operating system. The tool also supports all RAM types.
Users can download MemTest86 for free or purchase the professional version for $44.
GPU-Z
Lightweight graphics card utility for Windows computers
GPU-Z is a free tool for Windows computers that displays detailed information about your GPU. A light GPU stress test is also available, enabling users to simulate a slight 3D load on their system. GPU-Z is compatible with Intel, NVIDIA, and AMD graphics cards, including the AMD Radeon and NVIDIA GeForce series.
Users can monitor their GPU’s components in real-time with measurements captured by the software’s many sensors. Among the information provided, users can view their GPU’s temperature, memory clock speed, load, and fan speeds. It also displays CPU temperature, giving you an even better idea of how effective the cooling system is on your machine.
GPU-Z integrates with GPU Tweak, which handles GPU optimization, monitoring, and overclocking of gaming graphics cards from ASUS, ROG, Strix, and TUF.
GPU-Z is free to use.
Apache JMeter
Open-source load testing tool with remote testing capability
Apache JMeter is a 100% pure Java application that offers load testing of functional behavior and performance measurement. Testers can simulate different load types on many application, server, and protocol types, including Web, SOAP/REST web services, mail, and FTP. The system also has a comprehensive IDE, enabling quicker test plan recording and debugging.
JMeter offers remote testing for machines that can’t generate enough users to stress a server. This feature allows testers to control multiple remote JMeter engines from a single client machine. Tests can then be replicated on several low-end computers, simulating a large server load.
JMeter supports integrations with Maven, Gradle, and Jenkins. It can also be integrated with Selenium to perform automated testing.
JMeter is free to use.
HWiNFO64
Hardware analysis, monitoring, and reporting software for Windows and DOS
HWiNFO64 is a comprehensive solution for hardware analysis and monitoring. It allows users to scan PC components and receive in-depth information about the operating system, processor, RAM, and storage. HWiNFO64 supports various operating systems, including DOS, Windows 95, Windows 11, and WinPE.
Real-time monitoring allows users to quickly diagnose and take action on issues, like overheating or system overload, affecting their PC’s performance. HWiNFO64’s monitoring tool covers CPUs, GPUs, mainboards, drives, and peripherals. Users can create customizable reports and alerts for any monitored PC component.
Add-ons are available to expand HWiNFO64’s functionality, including plug-ins for Rainmeter, Samurize, and Elgato Stream Deck.
HWiNFO64’s base-level software is free for all users. HWiNFO64 Pro starts at $25/per user, with licenses available for commercial and non-commercial use.
MSI Afterburner
Overclocking utility with in-game GPU monitoring and video recording
MSI Afterburner is a popular tool among gamers for Windows GPU monitoring and overclocking. Users can monitor critical information like GPU voltage, fan speed, and temperature on-screen during game play. Afterburner is also available for Android devices so you can monitor and overclock your machine from a phone or tablet.
Afterburner’s video recording tool, Predator, allows gamers to capture their performance during games or overclocking in a variety of file formats, qualities, and frame rates. Predator also supports desktop recording and image capturing.
Gamers can download Afterburner for free and use the program with graphics cards from any of the leading brands.
PCMark 10
Industry-standard benchmark testing software for PCs
PCMark 10 is benchmarking software with tests for everyday tasks performed in the workplace. It includes tests for daily activities, like web browsing and video conferencing. Users can also run more demanding graphics and physics tests focused on GPU and CPU performance. PCMark produces a score after each benchmark run, allowing testers to compare multiple systems.
PC Mark 10 also serves as a benchmarking tool for battery life performance. The platform’s Battery Life Profiles analyze performance across five categories: modern office, applications, video, gaming, and idle. Software teams can use these profiles to better understand each of their PC device’s strengths and best use cases.
PCMark 10 is compatible with Windows 8.1, 10, and 11. It also integrates with Microsoft Office.
Pricing starts at $1,495/year for PCMark 10 Professional Edition.
HeavyLoad
Portable stress testing software for all PC system components
HeavyLoad is a free stress testing tool developed for PCs. The system is compatible with Windows 8.1 or higher and aims to stress all resources of a PC device. Users can perform stress tests on processors, RAM, hard drives, and graphics cards together or individually. Testers also can install HeavyLoad on a portable external drive to perform stress testing on different devices.
Each of the system’s stress testing methods can be customized to fit your organization’s needs. For example, HeavyLoad offers custom memory allocation when executing RAM stress testing. Users can define how much memory to keep free and how fast it should be allocated. Also, if you have a multi-core processor, you can select how many available cores to use during testing and specify how quickly HeavyLoad should write the test files on your hard drive.
HeavyLoad is free to use.
Stress-ng
Offers 200+ stress tests for computer hardware and kernel interfaces
Stress-ng provides users with more than 200 tests designed to stress core components of a computer and the various operating system kernel interfaces. Among the many stress tests available, test coverage is provided for your system’s CPU cache, file system, and memory. Stress-ng is also written in C, enabling its installation on many operating systems, including Linux, Android, Mac, and Haiku.
Stress-ng is known for its large selection of CPU stress tests with exercises for bit manipulation, floating point, and control flow. Testers can run a set of tests in parallel or sequentially. Stress-ng can also report the temperature of your machine after each test run if your computer supports thermal zones.
Testers can download Stress-ng for free.
The 10 Best Stress Testing Software Solutions Summary
| Tool | Free Option | Price | ||
|---|---|---|---|---|
|
1
|
QA Wolf
End-to-end testing solution with a team of QA experts for support |
Freemium version (100 runs/month) |
$40/month | Check out QA Wolf |
|
2
|
LoadTracer
Lightweight stress, load, and performance testing software for web applications |
Not available |
Check out LoadTracer | |
|
3
|
MemTest86
Provides RAM diagnostics with the help of algorithms and test patterns |
Not available |
$44/user | Check out MemTest86 |
|
4
|
GPU-Z
Lightweight graphics card utility for Windows computers |
Not available |
Check out GPU-Z | |
|
5
|
Apache JMeter
Open-source load testing tool with remote testing capability |
Not available |
Check out Apache JMeter | |
|
6
|
HWiNFO64
Hardware analysis, monitoring, and reporting software for Windows and DOS |
Not available |
$25/user | Check out HWiNFO64 |
|
7
|
MSI Afterburner
Overclocking utility with in-game GPU monitoring and video recording |
Not available |
Check out MSI Afterburner | |
|
8
|
PCMark 10
Industry-standard benchmark testing software for PCs |
Not available |
$1,495/year | Check out PCMark 10 |
|
9
|
HeavyLoad
Portable stress testing software for all PC system components |
Not available |
Check out HeavyLoad | |
|
10
|
Stress-ng
Offers 200+ stress tests for computer hardware and kernel interfaces |
Not available |
Check out Stress-ng |
Need expert help selecting the right Testing Software?
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Other Options
Here are a few more stress testing tools that didn’t make the top list.
- Locust – Open-source load testing software that can simulate millions of simultaneous users.
- BlazeMeter – Commercial load testing platform compatible with Apache JMeter.
- Load Multiplier – Load testing software with affordable automation framework.
- BurnInTest – Tests subsystem components of Windows computers for endurance, stability, and reliability.
- Prime95 – CPU stress testing tool with torture test to detect PC subsystem errors.
- Cinebench – Cross-platform test suite for evaluating hardware performance.
- Heaven & Valley Benchmarks – Performance and stability testing software for PC hardware with GPU temperature monitoring.
- 3DMark – Benchmark testing software for gaming PCs.
What are the different types of stress testing?
- Distributed Stress Testing: Enables tests to run on multiple computers simultaneously, allowing testers to simulate many users.
- Application Stress Testing: Identifies application defects related to data locking, network issues, and performance bottlenecks.
- Transactional Stress Testing: Performs testing on one or more transactions between multiple applications to optimize a computer system.
- Systemic Stress Testing: Exercises multiple systems running on the same server to identify applications that may be data blocking others.
- Exploratory Stress Testing: Utilizes unusual parameters to find defects in unexpected scenarios, such as large numbers of users logging into a system at one time.
What do you think about this list?
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