| If you want… | Do this… | |--------------|-----------| | Free IEC risk calculator | Download Excel template (search “IEC 31010 risk matrix template free”) | | Paid tool without paying | Request trial or student license (most vendors offer 30 days) | | SIL / PFH calculation | Use exida SILcal Lite (free) | | Repack (cracked version) | Avoid – high risk of malware, bad math, legal trouble | | Compliance for audit | Use only original or open-source validated tools (e.g., Open-PHA) |
Repackers don't just crack licensing; they often inject DLL files (Dynamic Link Libraries) to disable security checks. These modified DLLs can alter mathematical rounding or lookup tables. If the tool calculates a PFDavg of 1.05e-04 (SIL 2) instead of 9.50e-03 (SIL 1), you might under-design your safety function. Under-designed safety functions kill people. iec risk assessment calculator repack
You do not need a repack. You need a validated spreadsheet. | If you want… | Do this… |
If your junior engineer is searching for repacks, you have a procurement problem. Provide them with the correct tools. A $10,000 software license is cheaper than a single hour of plant downtime or a single week of legal discovery. Repackers don't just crack licensing; they often inject