Prime95 pricing
1 plan read from mersenne.org
Prime95Free Free to download and use indefinitely on computers you own or are authorized to use · participation is free of charge Read 7 Oct 2026 · mersenne.org
In short
- Prime95 has a free plan (Prime95).
What the alternatives costAll alternatives →
| Tool | From | Free plan | Free trial |
|---|---|---|---|
| MemTest86 | $6.33/mo | Yes | No |
| GSmartControl | — | Yes | No |
| Hard Disk Sentinel | — | Yes | Yes |
| 3DP Chip | — | Yes | No |
| Eurosoft Pc-Check | $8.75/mo | No | No |
| smartmontools | — | Yes | No |
| HD Tune Pro | $29.95/mo | No | Yes |
| HDAT2 | — | Yes | No |