Free pet calculators

Quick, free tools for dog and cat parents. No signup, no card, nothing to install. Pick a calculator and get an answer in seconds.

For dogs

Convert your dog's age into human years using the size-based method vets use.

Estimate how many calories and how many cups your dog needs each day.

Your dog ate chocolate? Check the risk level by chocolate type, amount, and weight.

Your dog ate gum or another xylitol product? Check the risk level by amount and weight.

See how old your cat is in human years with the standard feline life-stage chart.

Estimate your cat's daily calorie needs by weight and life stage.

Find out how much water your dog or cat should drink each day.

Estimate your dog's or cat's due date from the mating date.

These calculators are a great start. To check a specific product, scan its label with Pawpoy and get a safety read made for your dog or cat.

These tools give general guidance only, not veterinary advice. Always consult your veterinarian for medical decisions about your pet.