About These Calculators
Pet care calculators for dogs, cats, fish, and more. Calculate feeding amounts, aquarium stocking levels, and tank volumes.
Pet Care Calculators
23 toolsDog Food Portion Calculator
Calculate your dog's daily food and calorie needs
Aquarium Volume Calculator
Calculate tank volume, water weight, substrate, and heater size
Fish Tank Stocking Calculator
Calculate aquarium stocking levels using the inch-per-gallon rule
Dog Age Calculator
Convert your dog's age to human years using the latest science
Cat Age Calculator
Convert your cat's age to human years
Dog Calorie Calculator
Calculate your dog's daily calorie needs
Cat Food Calculator
Calculate your cat's daily food needs
Puppy Weight Predictor
Predict your puppy's adult weight
Pet Insurance Cost Calculator
Estimate pet insurance costs and determine if it saves money
Pet Cost of Ownership Calculator
Calculate the total annual and lifetime cost of pet ownership
Dog Food Cost Calculator
Calculate monthly feeding costs for your dog
Aquarium Stocking Calculator
Calculate how many fish your tank can support
Cat Litter Usage Calculator
Calculate monthly cat litter consumption and cost
Pet Medication Dosage Calculator
Calculate weight-based medication dosing for pets
Dog Walking Calorie Calculator
Calculate calories burned walking your dog
Pet Insurance Value Calculator
Calculate if pet insurance is worth it for your pet
Dog Age in Human Years Calculator
Convert your dog's age to human years accurately
Lifetime Dog Cost Calculator
Calculate the total lifetime cost of owning a dog by breed size and care level
Pet Insurance vs Savings Calculator
Compare the cost of pet insurance premiums versus self-insuring with a savings fund
Vet Bill Estimator
Estimate veterinary costs by procedure type and pet size
Raw Feeding Cost Calculator
Calculate monthly raw diet cost for your dog based on weight and protein sources
Dog Food Cost Comparison Calculator
Compare monthly costs of kibble, premium, fresh, and raw dog food options
Pet Medication Dosage Calculator
Calculate common pet medication dosages based on weight and medication type
Frequently Asked Questions
Are these pet care calculators free?
Yes, all 23 calculators are completely free with no signup required. They run entirely in your browser — no data is sent to any server.
How accurate are these calculators?
Our calculators use industry-standard formulas and are regularly updated. However, they provide estimates — always verify critical calculations with a professional in the relevant field.
Can I use these calculators on my phone?
Yes, all calculators are mobile-responsive and work on any device with a web browser. No app download needed.
Do you save my calculations?
No. All calculations happen in your browser. We don't store any of your inputs or results. Your data stays on your device.
Can I embed these calculators on my website?
Select calculators offer embed codes that you can copy and paste into your website or blog. Look for the "Embed This Calculator" section on individual tool pages.