Cat Years Calculator

Instantly convert your cat's age to human years with Cat Years Calculator — the simple, beautiful tool every cat owner needs.

HOW IT WORKS
Cat Years Calculator uses the widely accepted veterinary formula:
• First year = 15 human years
• Second year = +9 human years
• Each year after = +4 human years

LIFE STAGES
See which life stage your cat is in — from playful Kitten to wise Geriatric — with color-coded indicators and helpful descriptions.

FEATURES
• Quick, accurate cat-to-human age conversion
• Beautiful, easy-to-use interface
• Life stage identification with descriptions
• Works offline — no internet needed
• No ads, no tracking, no subscriptions

Whether your furry friend is a curious kitten or a distinguished senior, Cat Years Calculator helps you understand their age in human terms.