What is the difference between will and probate? Y es, they both relate to events that happen after death. The difference is that a will allows the testator (the person writing the will) to record their wishes, whereas probate enables the personal representatives to action the testator's wishes. ... If there isn't a will, it's a grant of letters of administration. I have a home in the 92610 zip code, can you help? Yes, Irvine Probate Law will help you probate a home in the 92610 area.