• Pet Monthly Cost Calculator
    Estimate the true monthly cost of owning a dog or cat. Add food, supplies, annual vet bills, insurance and misc to get monthly and yearly totals.
  • Pet Sitter Rates Calculator
    Estimate pet sitting costs based on visits per day, rate per visit, number of days, and extra-pet charges. Free, instant pet sitter rate calculator.
  • Dog Food Bag Duration Calculator
    Find out how long a bag of dog food will last. Enter bag weight, cups fed per day, and grams per cup to get days, weeks, and months of supply.
  • Dog Pregnancy Week Calculator
    Find out what week of pregnancy your dog is in. Enter the breeding date and today's date to track gestation stage out of 9 weeks (≈63 days).
  • Dog Heart Rate Calculator
    Calculate your dog's heart rate from beats counted in 15 seconds and check it against the normal bpm range for small, medium, or large dogs.
  • Puppy Food Calculator
    Calculate how much to feed your puppy each day based on weight, age, and food calories. Uses the RER energy formula for healthy growth.
  • Chicken Egg Incubation & Hatch Date Calculator
    Calculate the hatch date for chicken eggs (21 days) and other poultry. Enter the set date and species to get your hatch day and lockdown date.
  • Dog Body Surface Area (BSA) Calculator
    Calculate a dog's body surface area (BSA) in square meters from body weight using the standard 10.1 × weight^(2/3) veterinary formula.
  • Cat Water Intake Calculator
    Estimate your cat's daily water needs by weight. Calculate recommended mL and cups per day using the 40–60 mL/kg veterinary guideline.
  • Dog Litter Size Calculator
    Estimate how many puppies a dog may have based on breed size and body weight. Quick litter size guide for toy, small, medium, large and giant breeds.
  • Dog Caffeine Toxicity Calculator
    Estimate caffeine toxicity risk in dogs from coffee, tea, or soda. Calculates mg/kg dose and flags mild, severe, or lethal poisoning thresholds.
  • Pet Medication Dosage Calculator
    Calculate pet medication dosage by body weight. Get total mg dose and liquid volume in mL from dose rate and concentration. Educational only — confirm with your vet.
  • Fish Tank Stocking Calculator
    Use the 1 inch per gallon rule to find how many more fish your aquarium can hold. Enter tank size and current stock to get remaining capacity.
  • Horse Feed Calculator
    Calculate how much hay and grain to feed your horse each day based on body weight, using the standard 2% of body weight forage rule.
  • Horse Age Calculator
    Convert your horse's age into human years instantly. Uses the standard 12/7/2.5 horse-to-human age formula for a quick, accurate estimate.
  • Dog Xylitol Toxicity Calculator
    Estimate xylitol poisoning risk in dogs by dose (mg/kg). Checks hypoglycemia (>100 mg/kg) and liver failure (>500 mg/kg) thresholds. Call your vet now.
  • Dog Ibuprofen Toxicity Calculator
    Estimate your dog's ibuprofen dose in mg/kg and see the poisoning risk tier (GI, kidney, CNS). Informational tool — call your vet if ingestion is suspected.
  • Dog Ideal Weight Calculator
    Estimate your dog's ideal body weight from its current weight and Body Condition Score (1-9). See how much weight to lose or gain for a healthy target.
  • Cat Food Calculator
    Calculate how much to feed your cat each day in grams based on weight, life stage and food calorie density using the vet RER/DER energy formula.
  • Kitten Age Calculator
    Estimate a kitten's age in weeks and months from its weight. Uses the vet rule of thumb of about 1 pound per month for the first 6 months.
  • Puppy Weight Predictor Calculator
    Predict your puppy's adult weight from its current weight, age in weeks and breed size. Free estimator for small, medium and large dogs.
  • Dog Temperature & Fever Calculator
    Check if your dog has a fever. Enter your dog's rectal temperature in °F or °C to see if it's normal (101–102.5°F) or elevated.
  • Dog Respiratory Rate Calculator
    Calculate your dog's resting respiratory rate in breaths per minute. Enter breaths counted over a timed period and compare to the normal 10–30 bpm range.
  • Cat Years to Human Years Calculator
    Convert your cat's age into human years instantly. First year = 15, second = +9, each year after = +4 human years. Free and accurate.