MemTest86 may suit system builders, PC repair stores, overclockers, and PC manufacturers diagnosing memory faults.
Free plan From $76 a year WindowsMacLinuxSelf-hosted
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Best PC Stress Testing Tools 2026
Use PC stress testing tools to apply a steady workload, then compare which options fit your setup.
This finder list is not a scored ranking. Use maker-published details to check support for Windows, Linux, macOS, self-hosted, Android and iOS, as well as each pricing model.
02
Novabench
WindowsMacLinux Record5.6 Visit
03
AIDA64
AndroidiPhone & iPadWindows Record5.5 Visit
04
HCI MemTest
MemTest suits people checking memory after installing RAM or changing system configuration.
WindowsLinux Record5.4 Visit
05
OCCT
The Personal edition suits individuals such as PC enthusiasts, overclockers, and gamers.
WindowsLinux Record5.2 Visit
7
stress-ng
AndroidWindowsMac+2 Free plan Record5.0 Visit stress-ng may suit users who need to exercise hardware and operating system interfaces under load or observe throughput changes.
9
Prime95
WindowsMacLinux+1 Free plan Record4.9 Visit It suits people who want to contribute computer time to GIMPS or run sustained CPU workloads for processor and cache stability checks.
10
Intel VTune Profiler
WindowsLinuxSelf-hosted Free plan Record4.8 Visit It suits developers and performance engineers investigating CPU, GPU, NPU, memory, or code-path bottlenecks.
11
UNIGINE Superposition Benchmark
WindowsLinux Free plan Record4.8 Visit This benchmark suits users assessing GPU performance, VR readiness, or stress and stability on Windows or Linux.
12
UNIGINE Heaven Benchmark
WindowsMacLinux Free plan Record4.7 Visit It suits users who want to assess GPU performance, stress stability, or cooling-system load on Windows, Linux, or macOS.
13
y-cruncher
WindowsLinux Free plan Record4.7 Visit y-cruncher suits users who want to compute mathematical constants or benchmark and stress-test hardware.
Before you choose
Match the platform
Check whether a tool runs on Windows, Linux or macOS. The category also includes self-hosted, Android and iOS options.
Choose a platform match before comparing other details, especially if the PC is not your only device.
Compare the cost model
Free plans appear alongside freemium and paid tools. 3DMark lists a free plan, while AIDA64 and BurnInTest use paid models.
Published starting prices include $65.95 for AIDA64 and $149 for BurnInTest.
Look for a trial
A free trial can let you check a paid tool before purchase. AIDA64 offers a 30-day trial.
When no-cost access is sufficient, Autoruns, ClawHammer, CoreCycler and FurMark are among the listed tools with free plans.
Check how you will run it
Self-hosted tools suit setups where you control the software environment. Make sure the platform shown fits the machine or device you intend to use.
Questions
Which operating systems and environments are covered?
Listed tools run on Windows, Linux, macOS, self-hosted environments, Android and iOS.
Are free plans available?
Yes. The list includes free-plan options such as 3DMark, Autoruns, ClawHammer, CoreCycler and FurMark.
Is a trial period available for any tool?
AIDA64 offers a 30-day trial.
Which tools use a paid model?
AIDA64 and BurnInTest list paid pricing models.
What is the listed starting price for BurnInTest?
BurnInTest lists a starting price of $149.
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