Free calculators built for the everyday questions of dog parenting — feeding, age, weight, hydration, and more. Each tool is built from published veterinary guidelines and reviewed by the MyNubs editorial team.
How many calories does your dog need per day? Personalized to weight, age, and activity level.
Try it freeHow old is your dog in human years? Size-adjusted formula based on AVMA guidelines.
Try it freeEstimate how big your puppy will grow based on breed size and current weight.
Try it freeConvert daily calorie needs into exact cups or grams based on your dog food brand.
Try it freeEnter current and target weight for a safe daily calorie target and a realistic timeline to a healthy weight.
Try it freeEnter your dog's measurements to find the right crate size, with a breed-by-weight chart.
Try it freeHow much water should your dog drink each day? Adjusted for weather, activity, and life stage.
Try it freeEstimated due date and week-by-week pregnancy timeline. Dogs gestate about 63 days from breeding.
Try it freeDaily treat budget using the 10% rule, with calorie chart for common dog treats.
Try it freeHow much does a dog or cat cost per year? Annual estimate by size, grooming, insurance, and location.
Try it freeSafe dosing for Benadryl, melatonin, fish oil and other common supplements.
Coming when our vet joinsPersonalized vaccine schedule for your puppy or adult dog.
Coming when our vet joinsMore calculators are in development. Join the email list to be notified when new tools launch.