In one of his books, Gerald Weinberg said that his sister decided that it was time to give up divorce work when one of her clients (or the client's adversary) produced a list of goods for partition including a partly used container of dish soap under the sink. And my brother (a lawyer) told me of an attorney in the Mountain West who gave up divorce work as too stressful and went on to defending clients on capital cha…
It won't. The people who fight over used dish soap and other petty things will continue to have issues.
The other part is people having an incorrect perception of what they are entitled to in a divorce. The app or a lawyer will be able to show them how wrong that perception is, but it won't dull the pain.
What would actually help is forming a prenup while both parties are happy, before vengeance, winning, or whatever emerges from the failed marriage.