PCMflash is actively used for various practical applications:

: It operates as a master tool, reading and writing unencrypted, open binary files that can be modified in any popular hex or map editor like WinOLS.

PCMFlash is a professional tool for chip tuning and ECU diagnostics. Unlike generic OBD scanners, it allows direct access to the microcontroller to modify calibration data (maps) for performance tuning, DPF/EGR removal, or immobilizer functions.