Gaming · Free tool

Dice Notation Roller

Parse D&D-style dice notation: `4d6+2`, `2d20kh1` (advantage), `3d6!` (exploding). Shows individual rolls and stats.

Updated April 2026

Dice notation (comma-separate multiple)

Supports NdS, +K/-K, kh1/kl1 (advantage/disadvantage), ! (explode on max).

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What it does

Real dice notation support — kh/kl for advantage / disadvantage, exploding dice, modifiers, chained expressions. Plus expected value and variance.

Runs entirely in your browser — no upload, no account, no watermark. For more tools in this category see the full tools index.

Embed this tool on your siteShow snippet

Paste this snippet into any page. Loads on-demand (lazy), no tracking scripts, and sized to most dashboards. Replace the height to fit your layout.

<iframe src="https://freetoolarena.com/embed/dice-notation-roller" width="100%" height="720" frameborder="0" loading="lazy" title="Dice Notation Roller" style="border:1px solid #e2e8f0;border-radius:12px;max-width:720px;"></iframe>

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How to use it

Enter dice notation.
Click Roll.
Read individual rolls + total.