Your pet,
understood
Free calculators for dog and cat owners. Get real answers about age, nutrition, and costs — built for pet parents, not vets.
Pet Calculators
Pick a tool and get your result in seconds.
Dog Age Calculator
Find out how old your dog really is in human years — based on size and breed, not the outdated 7x rule.
Calculate now →Cat Age Calculator
Convert your cat's age to human years using the latest feline aging research.
Calculate now →Pet Food Calorie Calculator
Find out exactly how many calories your dog or cat needs per day based on weight, age, and activity level.
Calculate now →Dog Weight Calculator
Estimate your puppy's adult weight or check if your adult dog is at a healthy weight for their breed.
Calculate now →Annual Pet Cost Calculator
Estimate the full yearly cost of owning a dog or cat — food, vet, grooming, insurance and more.
Calculate now →Pet Insurance Cost Estimator
Estimate your monthly pet insurance premium based on your pet's species, size, age, and coverage level.
Calculate now →Dog Pregnancy Calculator
Enter your dog's mating date to get her estimated due date, delivery window, and week-by-week pregnancy guide.
Calculate now →Dog Heat Cycle Calculator
Predict your dog's next heat, fertile window, and each stage of her estrous cycle based on her last heat date and size.
Calculate now → NewCat Heat Cycle Calculator
Predict your cat's next heat, fertile window, and each stage of her estrous cycle — based on her last heat date.
Calculate now →Dog Vet Visit Scheduler
Enter your dog's age and last vet visit to get their next recommended checkup date and a personalized visit agenda.
Schedule now →Cat Vet Visit Scheduler
Enter your cat's age and last vet visit to get their next recommended checkup date and a personalized visit agenda.
Schedule now → NewCat Pregnancy Calculator
Enter your cat's mating date to get her estimated due date, delivery window, and a week-by-week pregnancy guide.
Calculate now → NewCat Weight Calculator
Check if your cat is at a healthy weight for their breed and sex, or estimate how large your kitten will grow.
Calculate now → NewDog Quality of Life Calculator
Assess your senior or ill dog's wellbeing across 7 key areas using the veterinary HHHHHMM Scale. Track changes over time.
Assess now → NewPet Weight Calculator
Check if your dog or cat is at a healthy weight using breed-based ranges and a quick Body Condition Score check.
Calculate now →From the Blog
Guides to help you make better decisions for your pet.
How Much Should a Senior Dog Eat? A Calculator-Based Guide
Senior dogs need fewer calories but more protein. Here's how to calculate the right daily food amount for your aging dog based on weight and activity level.
What to Feed a Pregnant Dog: Complete Nutrition Guide by Week
What to feed a pregnant dog week by week — from week 1 through nursing. Exact food types, portion increases, supplements to avoid, and a printable feeding schedule.
How to Tell If Your Cat Is Overweight (Without a Vet Visit)
About 60% of US cats are overweight or obese. Here's how to check your cat's body condition at home using the rib test, waist check, and belly tuck — plus what to do about it.