Health & wellness
Age, vet costs, insurance, vaccinations, dosages, body condition, and pregnancy — with clinically grounded estimates.
All health calculators(27)
PopularPet Age Calculator
Convert pet age to human years, adjusted for breed size.
PopularDog Pregnancy Calculator
Due dates and week-by-week gestation from mating date.
Vet Cost Estimator
Annual vet cost estimates by region and pet type.
Pet Insurance Calculator
Compare plan costs against your pet's expected care.
Vaccination Schedule
Personalized vaccination timelines from puppy to senior.
Weight Tracker
Track body condition score over time.
Dog Age Calculator
Skip the "multiply by 7" myth. Our dog age calculator uses the size-adjusted formula vets actually reference, based on breed weight class.
Cat Age Calculator
Find your cat's real human-equivalent age with the vet-referenced formula — not the outdated "multiply by 7" rule. Free, instant results.
Chocolate Toxicity Calculator (dog)
Different chocolate types have very different toxicity levels. Enter your dog's weight and the chocolate eaten to check the risk instantly. Free.
Benadryl Dosage Calculator for Dogs
Enter your dog's weight for the standard 1mg-per-pound Benadryl range, plus when Benadryl isn't the right choice. Vet-reviewed reference — free.
Dog Quality of Life Calculator
A scored assessment based on the HHHHHMM scale vets use with hospice and senior-care families, to help bring clarity to a hard decision. Free.
Meloxicam Dosage Calculator for Dogs
See how vets calculate meloxicam dosing by weight and why exact dosing must always come from your prescribing veterinarian. Free reference.
Trazodone Dosage for Dogs
Trazodone dosing for dogs varies by use case — situational anxiety vs. post-surgical calm. See how vets typically approach the math. Free reference.
Dog BMI Calculator
Dogs don't have an official BMI formula — here's the body condition scoring approach vets use instead, with a weight-based estimate. Free.
Cat BMI Calculator
Cats don't have a true BMI formula like humans — here's the body condition method vets actually use, plus a weight-range estimate. Free.
Prednisone Dosage for Dogs
Prednisone dosing for dogs differs significantly by condition — anti-inflammatory vs. immunosuppressive. See how the math and tapering work. Free.
Dog Growth Calculator (puppy growth curve)
Plot your puppy's weight against expected breed-size growth curves to spot whether growth is tracking normally. Free, instant results.
Cat Pregnancy Due Date Calculator
Estimate your cat's kittening date and track gestation week by week — cat pregnancies run shorter than dogs' at roughly 63-65 days. Free.
Dog Heat Cycle Calculator
Estimate your dog's heat cycle stages and fertile window based on cycle history — most female dogs cycle roughly every 6 months. Free.
Cat Chocolate Toxicity Calculator
Cats are more sensitive to theobromine than dogs pound-for-pound, even though chocolate ingestion is rarer. Check the risk by weight. Free.
Is My Dog Overweight? Calculator
A fast, vet-referenced way to check — feel for ribs, look for a waist, check the abdominal tuck. Get your dog's body condition score in a minute.
Diazepam Dosage Chart for Dogs
Diazepam is a controlled, prescription-only medication for dogs — see the general weight-based reference and why exact dosing must come from your vet.
Gabapentin Dosage for Dogs
Gabapentin is commonly used for pain, anxiety, and pre-vet-visit sedation in dogs. See how the weight-based math typically works. Free reference.
Dog Medication Dosage Hub (multi-drug selector)
A navigation hub linking weight-based dosage references for the most commonly asked-about dog medications — always vet-confirmed before dosing. Free.
Dog Tylenol/Acetaminophen Warning Calculator
Acetaminophen (Tylenol) isn't safe for routine use in dogs and is outright toxic to cats — here's why, and what to do if your pet got into it. Free.
Vaccination Cost Calculator
Estimate first-year and annual vaccination costs, broken down by core (required) versus non-core (lifestyle-dependent) vaccines. Free.
Dog Sunburn / Heat Index Safety Calculator
Check whether it's safe to walk your dog right now based on air temperature, humidity, and pavement surface — free, instant results.
