Home Back

Attack Bonus Calculator

Attack Bonus Formula:

\[ \text{Attack Bonus} = \text{Proficiency Bonus} + \text{Ability Modifier} \]

unitless
unitless

Unit Converter ▲

Unit Converter ▼

From: To:

1. What is Attack Bonus?

The Attack Bonus in RPGs represents how skilled a character is at landing attacks. It combines your character's natural talent (ability modifier) with their trained combat skills (proficiency bonus).

2. How Does the Calculator Work?

The calculator uses the simple formula:

\[ \text{Attack Bonus} = \text{Proficiency Bonus} + \text{Ability Modifier} \]

Where:

3. Importance of Attack Bonus

Details: Your attack bonus determines whether you hit opponents in combat. A higher bonus means you're more likely to land successful attacks against an opponent's Armor Class.

4. Using the Calculator

Tips: Enter your character's current proficiency bonus (based on level) and the relevant ability modifier (usually Strength or Dexterity). The calculator will sum these values.

5. Frequently Asked Questions (FAQ)

Q1: How do I find my proficiency bonus?
A: It's based on character level. In D&D 5e, it ranges from +2 (level 1-4) to +6 (level 17+).

Q2: Which ability modifier should I use?
A: Use Strength for melee weapons, Dexterity for ranged/finesse weapons. Some classes may have exceptions.

Q3: Are there other bonuses to attack?
A: Yes, magic weapons, class features, and spells can provide additional bonuses not included here.

Q4: Does this work for spell attacks?
A: Yes, spell attacks use your spellcasting ability modifier instead of Strength/Dexterity.

Q5: What's a good attack bonus?
A: At level 1, +4 to +5 is typical. Higher-level characters might have +10 or more.

Attack Bonus Calculator© - All Rights Reserved 2025