Risk probability calculates the victory probability for the board game Risk.

To calculate the probability you’ll have to specify:

• The number of attackers
• The number of defenders
• Additional rules

Rules supported

1. 3 Dice in Defense The defender can use up to three dice, instead of classical two.
2. 2 Dice in attack The attacker can use only 2 dice instead of classical three.
3. Leaders in defense If a leader is present in defending territory and the defender move it into the battleground, the defender will gain a +1 bonus to the highest defense dice. (Stronghold and leader bonus are cumulative)
4. Leaders in attacker If a leader is present in attacking territory and the attacker move it into the battleground, the attacker will gain a +1 bonus to the highest defense dice.
5. Stronghold If defending territory has a stronghold, the defender will gain a +1 bonus to the highest defense dice. (Stronghold and leader bonus are cumulative)

Requirements:

• Mac OS X Snow Leopard or later