i ECU File Comparator

This program allows you to compare two ECU files and graphically display byte-by-byte differences in 2D or table format.

HOW TO USE IT:

  • Load the Original File and optionally the Modified File
  • Select the reading mode (8, 16, or 32 bit)
  • Select 2D or tabular view
  • Press COMPARE to start the analysis
  • Use the Prev / Next buttons to navigate between modified areas
  • Use the + / buttons on the graph or the mouse wheel to zoom
  • Hover the mouse over the graph to see the exact values

The graph shows the original file in blue and the modified file in red.

Performance Ecu Solution
🟢 Open

File Comparator

No file selected
No file selected
Mode
View
Position Value
Ori
Mod
▌ ORIGINAL FILE
Offset 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F ASCII