Dice Tools
Free online dice tools for D&D and tabletop RPGs: dice roller, probability calculator, and coin flip simulator — no account required.
Dice Tools
Dice Roller
Roll d4–d20 and d% with modifiers, advantage, disadvantage, multi-line setups, and a full roll log.
Dice Calculator
Exact probabilities: expected damage vs AC, save-for-half, advantage comparison, and outcome curves.
Coin Flip Simulator
Fair heads or tails — flip one coin or many, track history and odds, then jump into polyhedral rolls.