✅ – No .NET or Java, runs even on old laptops (Win XP to 11). ✅ No installation required – Portable version exists. ✅ Excellent for binary patching – Very reliable for producing small patch files from two large ECU dumps. ✅ Accurate offset handling – Critical for reflashing tools (don’t want wrong address). ✅ Low cost (full version ~$30-40 USD) – Much cheaper than WinOLS for basic diffing.
"Fairdell HexCmp full - MHH AUTO - Page 1" Fairdell HexCmp full - MHH AUTO - Page 1
is a binary file comparison and patching tool. It combines a hex editor with a visual file comparison engine. It’s popular in reverse engineering , software cracking (patch creation), firmware modification , and automotive ECU tuning — which explains why it appears on MHH AUTO (a known forum for car tuning diagnostics, Ktag, Kess, ECM/TCM mods). ✅ – No
If the thread is asking whether HexCmp is worth it for automotive tuning diagnostics — yes, but with caveats : ✅ Accurate offset handling – Critical for reflashing
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