Updated: August 2026 • Verified v1.2

Dice Roller (D&D / RPG)

Fun & DecisionPopular

Roll standard 6-sided dice or full tabletop RPG polyhedral dice (d4, d6, d8, d10, d12, d20, d100) with modifier math.

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Total = Sum(Die_1 ... Die_N) + Static Modifier

Understanding Your Results

Displays individual dice roll values, highlights Critical 20s (Natural 20) and Critical 1s (Fumbles), applies modifiers, and outputs the grand total.

Practical Guidance & Next Steps

Select the die type (d4 through d100), adjust quantity, set your character's ability modifier (+3, -1), and roll. Results are logged in the roll history table for reference.

What is this?

A versatile tabletop dice roller supporting standard 6-sided dice alongside polyhedral RPG sets (d4, d6, d8, d10, d12, d20, d100) with custom +/- modifiers.

How does it work?

1. Select which dice you want to roll (e.g. 2d6, 1d20+4, 4d8). 2. Click 'Roll Dice' or press Spacebar. 3. See individual die results, applied modifiers, and the grand total.

Why use it?

Eliminates lost dice during board games or D&D sessions, guarantees transparent unbiased rolls, and handles complex multi-dice arithmetic instantly.

Technical Scope & Calculation Limitations

Standard rolls assume uniform discrete probability on [1, Sides]. Advantage/Disadvantage mechanics are executed by rolling 2 dice and taking highest/lowest.

Frequently Asked Questions

Yes! D20 rolls automatically highlight 20s as Critical Success and 1s as Critical Fumble.
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