Best MemTest86 Alternatives
The top-ranked MemTest86 alternative is MemTest86+ (Open Source). The best free option is Windows Memory Diagnostic.
MemTest86 is a standard bootable tool for testing computer RAM for errors, but users may want free alternatives, in-OS testing, or broader diagnostics. Alternatives include other memory testers and general hardware diagnostic tools.
1MemTest86+
Open SourceA free, open-source fork of the classic bootable RAM testing tool.
2Windows Memory Diagnostic
FreeThe built-in Windows tool for scanning RAM for problems.
3MemTest (HCI Design)
FreemiumA simple Windows app that tests RAM stability while the OS runs.
TestMem5
FreeA configurable Windows RAM stress-testing tool popular with overclockers.
Prime95
FreeA stress-testing tool that also stresses memory alongside the CPU.
Comprehensive hardware analysis and real-time monitoring tool for Windows.
AIDA64
PaidIn-depth system diagnostics and benchmarking suite with extensive hardware detection.
MemTest Pro
PaidThe paid version of HCI's MemTest for multi-threaded memory testing.
Karhu RAM Test
PaidA fast, thorough Windows RAM tester favored for overclock validation.
GIMPS Stress Test
FreePrime95's torture-test mode that exercises RAM and CPU together.
PassMark BurnInTest
PaidA tool that stress-tests PC components including memory to find faults.
MemTest86 alternatives: FAQ
What is the best alternative to MemTest86?
MemTest86+ is ranked first on this list (Open Source). The ranking combines our base score with readers' votes, so it can change.
What is the best free alternative to MemTest86?
The highest-ranked free or open-source options here are MemTest86+, Windows Memory Diagnostic and TestMem5.
Which MemTest86 alternatives work on Mac?
Prime95 and GIMPS Stress Test run on macOS.
Which MemTest86 alternatives work on Linux?
MemTest86+, Prime95, GIMPS Stress Test and PassMark BurnInTest run on Linux.
Are there MemTest86 alternatives for Android?
Yes: AIDA64 have Android apps.
Know a MemTest86 alternative we missed? Suggest it — we review submissions before they go live.