Pokémon Move Calculator

A powerful tool to calculate move damage in Pokémon battles.

Please ensure all inputs are valid numbers greater than 0.

Damage Analysis

Damage Variation by Type Effectiveness

Effectiveness	Min Damage	Max Damage	KO Chance

What is a Pokémon Move Calculator?

A pokemon move calculator is an essential tool for competitive and casual Pokémon players alike. It allows you to input various factors from a battle scenario to predict the amount of damage a specific move will inflict on a defending Pokémon. By understanding the potential damage output, players can make more informed strategic decisions, such as whether to attack, switch out, or use a defensive move. This calculator considers core mechanics like stats, levels, move power, and critical modifiers to provide a precise damage range, removing much of the guesswork from battles.

The Pokémon Damage Formula and Explanation

The damage calculation in Pokémon games follows a complex but consistent formula. Our pokemon move calculator simplifies this by processing the numbers for you. The core formula used since Generation V is as follows:

Damage = ((((2 * Level / 5 + 2) * Power * Atk / Def) / 50) + 2) * Modifiers

This base damage is then multiplied by a random number between 0.85 and 1.00 to create the final damage range. The “Modifiers” include factors like STAB, Type Effectiveness, and Critical Hits. For a deep dive into battling, check out our guide to competitive battling.

Formula Variables

Variable	Meaning	Unit / Type	Typical Range
Level	The level of the attacking Pokémon.	Unitless Number	1 – 100
Power	The base power of the move being used.	Unitless Number	10 – 250
Atk	The attacker’s Attack or Special Attack stat.	Stat Points	5 – 500+
Def	The defender’s Defense or Special Defense stat.	Stat Points	5 – 500+
Modifiers	A combined multiplier for STAB, type, crits, etc.	Multiplier	0 – 6+

Practical Examples

Example 1: Strong Offensive Matchup

Imagine a Level 50 Garchomp with an Attack stat of 182 using the 100-power move “Earthquake” against a Level 50 Heatran with a Defense stat of 126 and 166 HP. Garchomp gets STAB, and Earthquake is 4x super effective against Heatran (Fire/Steel type).

• Inputs: Level=50, Power=100, Atk=182, Def=126, HP=166, STAB=Yes, Effectiveness=4x.
• Result: The pokemon move calculator shows this will result in a guaranteed one-hit KO, dealing well over 100% of Heatran’s health.

Example 2: Defensive Scenario

Consider a Level 50 Blissey with 250 HP and a Special Defense of 150. It’s hit by a non-STAB, 90-power “Shadow Ball” from a Gengar with a Special Attack of 150. The attack is normally effective (1x).

• Inputs: Level=50, Power=90, Atk=150, Def=150, HP=250, STAB=No, Effectiveness=1x.
• Result: The calculator would predict this attack to do a small fraction of Blissey’s health, likely between 25-30%. This shows Blissey can easily withstand the hit. To better understand your Pokémon’s potential, you might want to use a tool like an IV calculator.

How to Use This Pokémon Move Calculator

1. Enter Attacker’s Level: Input the level of the Pokémon using the move.
2. Input Move Power: Find the move’s base power from its description.
3. Enter Stats: Provide the attacking Pokémon’s relevant offensive stat (Attack for physical moves, Special Attack for special moves) and the defender’s corresponding defensive stat.
4. Set Defender’s HP: Input the maximum HP of the target to calculate KO percentages.
5. Select Modifiers: Use the dropdown for Type Effectiveness and check the boxes for STAB (if the move’s type matches the user’s type) and Critical Hit.
6. Analyze Results: The calculator will instantly display the minimum and maximum possible damage, along with the percentage of the defender’s HP this represents and the chance to secure a KO.

Key Factors That Affect Damage Calculation

• Level: A higher level significantly increases the base damage output.
• Stats (Atk/Def): The ratio between the attacker’s offense and the defender’s defense is the most crucial part of the damage formula.
• Move Power: A higher base power directly translates to more damage. A 100 power move is twice as strong as a 50 power move, all else being equal.
• STAB (Same-Type Attack Bonus): A 50% damage boost applied when a Pokémon uses a move of its own type. This is a fundamental concept for any aspiring trainer.
• Type Effectiveness: Super effective (2x or 4x) moves are key to winning battles, while resisted hits (0.5x or 0.25x) can be inconsequential. Mastering the Pokémon type chart is vital.
• Critical Hits: A critical hit typically ignores the defender’s positive stat changes and the attacker’s negative stat changes, and deals 1.5x damage.
• Held Items: Items like Choice Band or Life Orb can provide significant damage boosts but are not included in this basic calculator.
• Abilities: Many abilities, such as Guts or Solar Power, can alter stats or move power under certain conditions, heavily influencing the outcome of a pokemon damage calculation.

Frequently Asked Questions (FAQ)

What is STAB?

STAB stands for Same-Type Attack Bonus. It’s a 1.5x damage multiplier granted when a Pokémon uses a move that matches one of its own types (e.g., a Charizard, a Fire/Flying type, using Flamethrower).

How does a critical hit work?

A critical hit (or “crit”) is a random chance event that multiplies the damage of a move by 1.5x (in recent generations). It also importantly ignores certain stat modifications, making it a powerful tool for breaking through defensive Pokémon. The base chance for a critical hit is about 4.17%.

Why is there a damage range?

The Pokémon games include a random variance factor in every damage calculation. An attack will deal anywhere from 85% to 100% of its maximum possible damage. This is why our pokemon move calculator provides a Min/Max range.

Does this calculator work for all Pokémon generations?

This calculator uses the damage formula introduced in Generation V and used in all subsequent games, including Pokémon Scarlet and Violet. The core mechanics are very similar to earlier generations, but there are minor differences. For specific details on a Pokémon like Charizard, our Pokedex is a great resource.

What are Physical vs. Special moves?

Physical moves use the Attack and Defense stats for calculation (e.g., Tackle, Earthquake). Special moves use the Special Attack and Special Defense stats (e.g., Thunderbolt, Surf). This calculator works for both; just be sure to input the correct corresponding stats.

Are held items and abilities included?

This is a foundational pokemon move calculator and does not include the complex effects of the thousands of item and ability combinations. For those advanced calculations, consider a more specialized advanced damage calculator.

How is 4x effectiveness possible?

A Pokémon with two types that share a common weakness will take 4x damage from that type. For example, a Rock/Ground Pokémon is doubly weak to Water, so it takes 2x * 2x = 4x damage from Water-type moves. Understanding the type effectiveness guide is crucial.

What does ‘unitless’ mean for the inputs?

In the context of Pokémon stats and move power, the values are abstract points rather than physical measurements like kilograms or meters. They are self-contained within the game’s mathematical system, so they are considered ‘unitless’.