Free Tool

    Damage Calculator

    Calculate D&D 5e damage with multiple dice types, modifiers, critical hits, and resistance/vulnerability.

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    Damage Configuration

    Set up your attack damage

    d

    Ability modifier + magic weapon bonus

    Rolling: 1d8 + 3

    Damage Result

    Configure your attack and roll damage

    Damage Types

    Slashing
    Piercing
    Bludgeoning
    Fire
    Cold
    Lightning
    Thunder
    Acid
    Poison
    Necrotic
    Radiant
    Force
    Psychic

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    Damage Tips

    • Critical hits double all damage dice, not modifiers
    • Resistance halves damage (rounded down)
    • Vulnerability doubles damage
    • Immunity means 0 damage from that type
    • Sneak Attack and Smite add extra dice on crits
    • Some features let you reroll damage dice

    How to Use

    1. 1.Add damage dice for your attack
    2. 2.Select the damage type for each
    3. 3.Add your damage modifier (STR/DEX + magic)
    4. 4.Check "Critical Hit" if you rolled a 20
    5. 5.Select target resistance if applicable
    6. 6.Click "Roll Damage" to calculate

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