🐾 Pet Age Calculators

Convert your pet’s age to human years: dogs by size, cats by life stage, plus rabbits, hamsters and parrots with species-true curves.

5 free tools, no sign-up

The seven-years myth retires here: pets mature fast young and slow down later, so each calculator uses a species-specific curve instead of a fixed multiplier.

Dogs factor in breed size, cats and rabbits follow their own life stages, hamsters run on a compressed clock, and parrots outlive the math of every other companion.

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Cat Age Calculator

Enter your cat's age and lifestyle to calculate their age in human years.

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Dog Age Calculator

Enter your dog's age and size to calculate their age in human years.

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Hamster Age Calculator

Enter your hamster's age in months and breed to calculate their age in human years.

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Parrot Age Calculator

Select your parrot's species and age to calculate their equivalent human years.

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Rabbit Age Calculator

Enter your rabbit's age to convert it into human years and see its life stage.

Frequently asked questions

Why is dog age not just age times seven?

Dogs reach adulthood within two years and giant breeds age faster than small ones; the curve reflects both instead of one flat ratio.

Do cat life stages map to human ones?

Roughly — a one-year-old cat is a young adult, seven marks mature, and the later stages compress; the calculator shows the equivalent human age.

How do hamster and parrot ages work?

Hamsters live two to three years, so each month counts; parrots live decades, and the comparison emphasizes how long the bond can last.