Best MemTest64 Alternatives in 2026
Updated
20 apps from hardware diagnostic software ranked against MemTest64 on the same published basis.
- 1MemTest64 vs MemTest86
- 2MemTest64 vs smartmontools
- 3MemTest64 vs stress-ng
- 4MemTest64 vs Hard Disk Sentinel
- 5MemTest64 vs MemTest86+
- 6MemTest64 vs PC-Doctor Toolbox
- 7MemTest64 vs Blackwire Drive Eraser & Sanitizer
- 8MemTest64 vs HDAT2
- 9MemTest64 vs Intel VTune Profiler
- 10MemTest64 vs Piston
- 11MemTest64 vs Ultimate Boot CD
- 12MemTest64 vs FurMark
- 13MemTest64 vs HP PC Hardware Diagnostics
- 14MemTest64 vs Prime95
- 15MemTest64 vs CrystalDiskMark
- 16MemTest64 vs GSmartControl
- 18MemTest64 vs 3DP Chip
- 19MemTest64 vs Eurosoft Pc-Check
- 20MemTest64 vs HardInfo2
- 21MemTest64 vs Speccy
MemTest64 alternatives compared
| # | App | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | MemTest86 | 6.6 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 2 | smartmontools | 6.6 | Free plan | Free | Linux, Mac, Windows |
| 3 | stress-ng | 6.6 | Free plan | Free | Android, Linux, Mac, self-hosted, Windows |
| 4 | Hard Disk Sentinel | 6.5 | Free plan | Free | Linux, Windows |
| 5 | MemTest86+ | 6.5 | Free plan | Free | Linux, Mac, Windows |
| 6 | PC-Doctor Toolbox | 6.5 | Free plan | Free | Web, Windows |
| 7 | Blackwire Drive Eraser & Sanitizer | 6.4 | Free plan | Free | Windows |
| 8 | HDAT2 | 6.4 | Free plan | Free | Windows |
| 9 | Intel VTune Profiler | 6.4 | Free plan | Free | Linux, self-hosted, Windows |
| 10 | Piston | 6.4 | Free plan | Free | Android |
| 11 | Ultimate Boot CD | 6.4 | Free plan | Free | Linux, self-hosted, Windows |
| 12 | FurMark | 6.3 | Free plan | Free | Windows |
| 13 | HP PC Hardware Diagnostics | 5.5 | No | — | Windows |
| 14 | Prime95 | 5.3 | No | — | Windows, Mac, Linux |
| 15 | CrystalDiskMark | 5.2 | No | — | Windows |
| 16 | GSmartControl | 5.2 | No | — | Windows, Mac, Linux |
| 18 | 3DP Chip | 5.1 | No | — | Windows |
| 19 | Eurosoft Pc-Check | 5.1 | No | $8.75/mo | Linux, self-hosted, Windows |
| 20 | HardInfo2 | 5.1 | No | — | Linux |
| 21 | Speccy | 5.1 | No | — | Windows |
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Questions about MemTest64 alternatives
What is the best alternative to MemTest64?
MemTest86, number 1 in hardware diagnostic software with a score of 6.6 out of 10. The others here: smartmontools, stress-ng, Hard Disk Sentinel and 16 more.
What is the best free alternative to MemTest64?
MemTest86 is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation.