Cat calculators
Science-backed calculators for cat owners: age in human years, daily calories and kitten growth. Every number cites its source.
- Cat Age CalculatorYour cat’s age in human years, and why the sources disagreeOpen →
- Cat Calorie CalculatorHow many calories your cat needs a dayOpen →
- Kitten Growth ChartWhat a kitten weighs at each age, from a published studyOpen →
Adult weight, breed by breed
Wikidata publishes an adult weight for 11 cat breeds, under a CC0 licence. Each one has its own page.