Free Pet Calculators & Tools

Vet-informed tools for dog, cat & small-pet parents — your pet's real age, the right amount to feed, what's safe to eat, and more. Pick a tool below — no signup, instant answers.

🎂 Age & Life Stage

Dog Age CalculatorDog years → human years, by size Cat Age CalculatorHow old is your cat in human years Rabbit Age CalculatorRabbit years → human years Hamster Age CalculatorHamster years → human years Horse Age CalculatorHorse years → human years

🥣 Food & Nutrition

Dog Food CalculatorDaily calories & cups Cat Food CalculatorDaily calories for cats Puppy Feeding CalculatorHow much to feed a puppy by age Kitten Feeding CalculatorHow much to feed a kitten by age Cat Water CalculatorDaily water needs for cats Raw Food Calorie CalculatorGrams → calories, balanced diet Dog Water CalculatorDaily water needs Can My Dog Eat This?Searchable dog food safety Can My Cat Eat This?Searchable cat food safety Wet vs Dry Dog FoodWhich is better — full comparison Homemade Dog Food CalculatorDaily portions & ratios

🚨 Health & Safety

Chocolate Toxicity CheckerDog ate chocolate? Check risk Xylitol Toxicity CheckerGum/candy risk Grape & Raisin CheckerRisk by weight & amount Onion & Garlic CheckerToxicity risk Foods Toxic to DogsThe complete poison list Foods Toxic to CatsThe complete poison list Common Pet ConditionsSymptoms & when to see a vet Is My Pet in Pain?Symptom checker & urgency Can I Give My Pet Human Meds?Drug safety checker Pet First AidChoking, CPR, poisoning & more Quality of Life ScaleHHHHHMM wellbeing score Puppy Vaccination ScheduleShots by age Kitten Vaccination ScheduleShots by age Flea, Tick & Worming ScheduleHow often to treat Spay & Neuter TimingBest age by species & size

⚖️ Weight, Size & Activity

Is My Dog Overweight?Ideal weight by body condition Is My Cat Overweight?Ideal weight by body condition Puppy Weight CalculatorPredict adult weight Dog Exercise CalculatorDaily exercise your dog needs

🤰 Breeding & Pregnancy

Dog Pregnancy CalculatorDue date & whelping timeline Cat Pregnancy CalculatorDue date week by week

💰 Cost & Care

Cost of Owning a DogMonthly, first-year & lifetime Cost of Owning a CatMonthly, first-year & lifetime Pet Insurance GuideWhat it covers & is it worth it Vet Cost EstimatorWhat a treatment really costs Pet Emergency FundHow much to save for surprises Raw Feeding PlannerPlan a balanced raw diet

🐣 Getting a Pet

Dog Breed Selector QuizWhich dog is right for you? New Puppy ChecklistEverything to buy & do New Kitten ChecklistEverything to buy & do Lost Pet & Microchip GuideFind them fast + chip basics

🎉 Fun & Behavior

Dog Behavior DecoderWhat is your dog telling you? Cat Behavior DecoderWhat is your cat telling you? Dog Separation Anxiety PlanSigns & a step-by-step fix Pet Name GeneratorCute, funny & unique names

❓ Why Does My Pet…?

Why Do Dogs Eat Grass?The grass-eating mystery Why Do Dogs Lick You?Licks & "kisses," explained Why Do Dogs Eat Poop?Coprophagia & how to stop it Why Does My Dog Shake?Shivering — & when to worry Why Lick Their Paws?Allergies, infection & more Why Tilt Their Heads?The adorable head tilt Why Stare at Me?What the gaze means Why Do Cats Purr?More than just happiness Why Do Cats Knead?"Making biscuits," decoded Why Sleep So Much?12–16 hours is normal Why Does My Cat Bite Me?Play, overstim & love bites Why Meow So Much?Decoding the meow

New tools are added every week — bookmark this page. PawWise is free and supported by ads; every calculator is grounded in published veterinary references.