Roll a virtual D12 die online instantly. Perfect for DND checks, tabletop game sessions, and probability calculations. 100% fair random outcomes.
The D12 (dodecahedron) is the most underused die in the set — yet it rolls the biggest hits in D&D, covering greataxe and barbarian damage. It is also a neat way to randomise the 12 months or hours on a clock. This page preloads a single D12 so you can roll a fair, unbiased value between 1 and 12 instantly — no signup, no app, straight in your browser.
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Roll barbarian greataxe damage in D&D, or map the 12 months / clock hours to a single fair roll.
Demonstrate discrete uniform distribution models where each of the 12 faces has exactly an identical likelihood of landing.
Map choices or chores to values 1 through 12 and roll the die to choose a winner fairly.
Replace lost physical dice in board games with our fast, browser-based simulator on mobile or tablet.
A D12 die operates on a discrete uniform probability distribution. Each face (from 1 to 12) represents an equal 1/12 (~8.33%) chance of selection. Our generator employs browser crypto functions to ensure outcomes are completely uniform and random.
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