Pokémon GO IV Calculator – Calculate Your Pokémon’s Potential


Pokémon GO IV Calculator

Discover the hidden potential of your Pokémon by calculating their Individual Values (IVs).



Select the Pokémon you want to calculate the IVs for.


Enter the exact CP value of your Pokémon.


Enter the exact HP value of your Pokémon.


Find this value on your Pokémon’s screen.

Check this if you have not powered up this Pokémon. This helps narrow down results.

What is a Pokémon GO IV Calculator?

A Pokémon GO IV calculator is a tool used to determine the hidden stats of a Pokémon, known as Individual Values or IVs. Every Pokémon in the game has three core IVs: Attack, Defense, and Stamina. Each of these values ranges from 0 to 15. These stats are added to a Pokémon’s base stats to determine its overall combat effectiveness. A Pokémon with high IVs will be stronger at its maximum level than the same species with low IVs. This pokemon go pokemon iv calculator helps you reverse-engineer these values based on the information you can see in the game, like CP and HP.

Trainers who want to perform at the highest level in Gym battles, Raids, and the GO Battle League rely on a pokemon go pokemon iv calculator to identify their strongest Pokémon. A Pokémon with perfect IVs (15 in Attack, 15 in Defense, and 15 in Stamina) is called a “100% IV” or “hundo,” and is highly sought after.

Pokémon GO IV Formula and Explanation

The calculator works by testing every possible combination of IVs (0-15 for each stat) and Pokémon levels that could result in the CP, HP, and Stardust cost you provide. The core formulas used in Pokémon GO are:

HP = floor((Base Stamina + Stamina IV) * CPM)

CP = floor( (Base Attack + Attack IV) * (Base Defense + Defense IV)^0.5 * (Base Stamina + Stamina IV)^0.5 * CPM^2 / 10 )

This pokemon go pokemon iv calculator iterates through all 4,096 possible IV combinations for the potential levels to find matches.

Variables used in IV calculations
Variable Meaning Unit / Range Typical Range
Base Stats The inherent Attack, Defense, and Stamina stats for a Pokémon species. Unitless Integer ~50 to ~300
IVs Individual Values for Attack, Defense, and Stamina. Unitless Integer 0 – 15
CPM Combat Power Multiplier, a value tied to a Pokémon’s level. Decimal 0.094 – 0.7903
CP Combat Power, a general measure of a Pokémon’s strength. Unitless Integer 10 – 5000+

Practical Examples

Example 1: A Promising Eevee

You catch an Eevee and want to see if it’s worth evolving. You use the pokemon go pokemon iv calculator to check its potential.

  • Inputs: Pokémon: Eevee, CP: 550, HP: 75, Stardust Cost: 2500
  • Results: The calculator might return a few possibilities. One strong possibility could be Level 20 with IVs of 14 (Attack), 15 (Defense), and 13 (Stamina).
  • Interpretation: This Eevee has 93.3% IV perfection, making it an excellent candidate for evolution into Vaporeon, Jolteon, or another Eeveelution for battle.

Example 2: A Low-Level Dratini

You hatch a Dratini from an egg and use this pokemon go pokemon iv calculator to assess its long-term value.

  • Inputs: Pokémon: Dratini, CP: 430, HP: 58, Stardust Cost: 2500
  • Results: The calculator determines it’s Level 20 with only one possible IV combination: 15/15/15.
  • Interpretation: This is a perfect 100% IV Dratini! Despite its low starting CP, it has the maximum possible potential and will become an incredibly powerful Dragonite once fully powered up. This is a top-tier find.

How to Use This Pokémon GO IV Calculator

  1. Select Pokémon: Choose the Pokémon you are appraising from the dropdown list.
  2. Enter Stats: Input the Pokémon’s current CP and HP as seen on its status screen.
  3. Stardust Cost: Enter the amount of Stardust required for its next Power Up. This is crucial for determining its level.
  4. Just Caught: Check this box if you have never powered up the Pokémon. This significantly narrows the possible levels.
  5. Calculate: Click the “Calculate IVs” button to see the results. The tool will display all possible IV combinations that match the data provided.

Key Factors That Affect Pokémon IVs

  • Wild Encounters: Most Pokémon caught in the wild have completely random IVs.
  • Weather Boost: Pokémon caught with a weather boost have a minimum IV floor of 4 for each stat.
  • Research Tasks: Pokémon rewarded from Field, Special, and Timed Research have a minimum IV floor of 10 for each stat.
  • Egg Hatches: Similar to research tasks, Pokémon hatched from eggs have a minimum IV floor of 10 for each stat.
  • Raid Bosses: Pokémon caught after defeating a Raid Boss also have a minimum IV floor of 10.
  • Trading: Trading Pokémon re-rolls their IVs. The minimum IVs are determined by your Friendship Level with the other trainer. A Lucky Trade guarantees a minimum IV floor of 12 for each stat.

Frequently Asked Questions (FAQ)

1. Are IVs the most important stat?

Not always. A Pokémon’s base stats and moveset are often more important. However, for maximizing performance, especially in competitive PvP leagues, IVs can be the deciding factor in close matchups.

2. What does a 100% IV mean?

A 100% IV means the Pokémon has a perfect score of 15 in all three individual stats: Attack, Defense, and Stamina.

3. Why does the calculator give multiple results?

Sometimes, different combinations of level and IVs can result in the same CP and HP. Using the in-game appraisal system or powering up the Pokémon once and recalculating can help narrow down the possibilities.

4. Do IVs change when a Pokémon evolves?

No, the IVs (0-15 values) of a Pokémon remain the same after it evolves.

5. What are the best IVs for PvP (GO Battle League)?

For Great League and Ultra League, the ideal IVs are often low Attack and high Defense and Stamina. This is because Attack contributes more heavily to CP, and by minimizing it, you can power up a Pokémon to a higher level while staying under the CP cap, maximizing its overall bulk.

6. Can I use this pokemon go pokemon iv calculator safely?

Yes. This calculator is entirely web-based and requires you to manually input stats. It does not access your Pokémon GO account, making it 100% safe and compliant with Niantic’s terms of service.

7. What is a “hundo” or a “nundo”?

“Hundo” is slang for a Pokémon with 100% perfect IVs (15/15/15). “Nundo” is slang for a Pokémon with 0% IVs (0/0/0).

8. How accurate is this calculator?

This pokemon go pokemon iv calculator is highly accurate as it is based on the known formulas that govern the game’s mechanics. The more precise your inputs, the more precise the results will be.

Related Tools and Internal Resources

Expand your Pokémon GO knowledge with our other tools and guides:

This calculator is a fan-made tool and is not affiliated with Niantic, Nintendo, or The Pokémon Company. All Pokémon names and assets are property of their respective owners.


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