: Compatible with several common ECU models, including:

: The software works by analyzing a "dump" file—the raw data extracted from an ECU’s memory chip (EEPROM or Flash). Users must first read the ECU file using a separate hardware programmer like the UPA-USB before loading it into the calculator.

The software is often distributed as a compressed file, such as Immo PIN Code psa Calculator 1.3.9 - 1.zip , and is commonly hosted or shared by platforms like .