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Cat Age Calculator

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Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can calculate cat years, given your pet's age in human years. A cat year is the equivalent portion of a cat's lifetime, as a calendar year would be for a human being.

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Android: Use this cat age calculator offline with our all-in-one calculator app.

Cat age calculation

There is no agreed upon formula to calculate a cat's age. In our calculation we assume, a 1-year-old cat is equal to a 15-year-old human and a 2-year-old cat is equal to a 24-year-old human. Then add four years for every year after that.

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