Yahtzee Simulator + Calculator

Unfortunately while it will calculate the point totals for each turn, you will have to bring your own score card. Here is an online one if you want to use that: https://www.playonlinedicegames.com/scoresheet/yahtzee

Controls: 

Left click to select a die.

Space to roll selected dice.

Right click to lock a die.

Lock all dice to lock in your score for that turn.