Cat Pregnancy Calculator
Enter your cat's mating date to get her estimated due date, delivery window, and a week-by-week pregnancy guide based on a ~63-day feline gestation.
Frequently asked questions
What does the Cat Pregnancy Calculator do?
Input mating date to get due date and week-by-week guidance. It runs entirely in your browser and returns a result instantly.
Is the Cat Pregnancy Calculator free to use?
Yes — the Cat Pregnancy Calculator is 100% free. No signup, no email, no paywall. Just enter your pet's details and read the result.
How accurate is the Cat Pregnancy Calculator?
Results are based on publicly available veterinary research and industry-standard estimation formulas. They are intended as a helpful guide only and do not replace professional veterinary advice. Always consult your veterinarian for medical or cost decisions.
What information do I need to use the Cat Pregnancy Calculator?
You only need to provide basic details such as Mating Date. Nothing is uploaded.
Does the Cat Pregnancy Calculator store my data?
No. All calculations happen locally in your browser. We do not store, transmit, or sell any information you enter.