Cat Age Calculator
Convert your cat's age to human years using the AAFP (American Association of Feline Practitioners) formula. Year one is 15 years, year two is 24, and every year after adds +4.
Cats and their life stages
Frequently Asked Questions
Is 1 cat year equal to 7 human years?
No, this is a common myth. Cats mature quickly: Year 1 equals 15 human years, year 2 equals 24. After that, each cat year is roughly equivalent to 4 human years. This is the AAFP (American Association of Feline Practitioners) formula.
How many years do cats live?
Indoor cats average 13-17 years live. For outdoor cats this drops to about 7-10 years. Genetics, nutrition, vet care and stress level are the main factors affecting lifespan. The record-holder cat lived 38 years.
When should my cat be neutered?
Before reaching sexual maturity, usually 4-6 months old is recommended. Early spaying significantly reduces the risk of mammary cancer and uterine inflammation. In male cats, urine marking behavior is also prevented.
Why do indoor cats live longer than outdoor cats?
Indoor cats are protected from traffic accidents, attacks by other animals, poisoning, parasitic diseases, and infections (FIV, FeLV). Additionally, regular feeding and veterinary care significantly extend their lifespan.
What are the most critical health checks for my cat?
Annually after age 7 kidney function test, thyroid panel and complete blood count is critical. Cats are masters at hiding pain — behavioral changes (eating less, hiding, reduced grooming) are early warning signs. When you notice difficulty urinating, emergency visit is necessary (urinary blockage in male cats can be fatal).