Enter your cat's actual age, convert to human age with one click. Includes official formula and care guide.
Q: Formula source?
A: Based on AAFP/AAHA Feline Life Stage Guidelines[^48^][^52^]
Q: Why is 1 year = 15 years?
A: Cats grow extremely fast in their first year. After the second year, each +1 cat year ≈ +4 human years.
| Cat Age(Year) | Human Age | Stage |
|---|---|---|
| 1 | 15 | Adolescent |
| 2 | 24 | Youth |
| 3 | 28 | Youth |
| 5 | 36 | Prime |
| 7 | 44 | Middle |
| 10 | 56 | Middle |
| 15 | 76 | Senior |