Critical Hit Rate

Calculate Critical Hit Rate instantly with the exact formula and a worked example.

Critical Hit Rate

Crit chance per hit%
Crit damage vs normal%
Number of hits
Chance of at least one crit
89.2626%
Calculate Critical Hit Rate instantly with the exact formula and a worked example.
Expected crits
2
Average damage increase
20%

More about: Critical Hit Rate

What it calculates

The “Critical Hit Rate” calculator computes Chance of at least one crit in % from 3 parameters: crit chance per hit (%), crit damage vs normal (%), number of hits.

Standard IT calculations for developers and sysadmins.

Example calculation

With parameters Crit chance per hit = 20 %, Crit damage vs normal = 200 %, Number of hits = 10 the result is 89.26 %.

How to use

  1. Enter crit chance per hit, crit damage vs normal and number of hits — each field above is adjustable with a slider.
  2. Chance of at least one crit (%) is calculated automatically as you type.
  3. Check the worked example below to see the formula applied to real numbers.
  4. Copy the result or bookmark this calculator.

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FAQ

How is Critical Hit Rate calculated?
The Critical Hit Rate calculator computes Chance of at least one crit (in %) from crit chance per hit, crit damage vs normal, number of hits. Enter your values above and the exact formula is applied instantly; a worked example with real numbers is shown below.
Is the Critical Hit Rate calculator free?
Yes. It is completely free, needs no signup, runs entirely in your browser, and sends no data to any server.

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