Dice Tools
Roll, calculate, and understand the numbers.
Simple browser-based tools for dice players, collectors, and curious beginners. Results are generated locally in your browser.
Dice Roller
Roll up to 20 dice and add a fixed modifier.
— Ready to roll.
Single-Face Probability
Estimate the chance of one chosen face on a fair die.
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Model note: Probability results assume a fair die and a single selected face. See Dice Probability Basics for the assumptions behind the calculations.