If you are looking for the absolute latest features (like the or a PCB Calculator ), those were introduced in DipTrace 5.0 and 5.2 . What's new - DipTrace
The 4.3 release introduced several high-demand features that bridged the gap between basic PCB design and professional engineering analysis: diptrace-4-3-0-4-3-3-1-3-library-full-version
For designing PCB footprints using an IPC-7351 Generator. If you are looking for the absolute latest