Pet Health Calculators
Free, instant calculators for dog and cat owners. No signup required.
Dog Age Calculator
The "multiply by 7" rule is a myth. Calculate your dog's true human age based on their weight and breed size.
Chocolate Toxicity
Did your dog eat chocolate? Calculate the emergency toxicity level based on chocolate type, amount, and dog weight.
Daily Calorie Needs
Calculate exactly how many calories your dog or cat needs per day to lose weight, gain weight, or maintain.
Dry Matter Basis (DMB)
Compare the true protein and fat content of wet canned food versus dry kibble by calculating the dry matter basis.
Hydration Calculator
Dehydration causes kidney issues. Calculate exactly how many cups of water your pet needs to drink daily.
Pregnancy Due Date
Estimate when your pregnant dog or cat will deliver their litter based on the exact date of mating.