Little More About Us.
Petcalculator provides free, fun, vet-approved calculators for pet owners. Accurately determine your dog or cat’s age, weight, calorie needs, and more with our science-backed tools..
🐾 About PetCalculator.org
At PetCalculator.org, we provide free, vet-approved calculators to help pet owners make informed decisions about their dog or cat's health, nutrition, and care.
Who We Are
We're a team of pet lovers and veterinary professionals who believe every pet deserves care backed by science, not guesswork. Our mission is to provide accurate, easy-to-use pet calculators that help owners:
- 🐶 Track their pet's age in human years
- ⚖️ Maintain a healthy weight
- 🍗 Calculate proper nutrition
- 📈 Predict growth and lifespan
All our tools are developed using NIH, AAFP, and veterinary research to ensure reliability. Learn more about how we calculate dog years and cat years.
Our Calculators
1. Dog Age Calculator
🐕 "How old is my dog really?"
Our breed-adjusted formulas go beyond the "multiply by 7" myth. Based on AKC guidelines and UC San Diego research.
2. Cat Age Calculator
🐈 "Indoor vs. outdoor cat lifespan"
Learn how environment affects aging with our feline life stage explanations.
3. Puppy Weight Predictor
📏 "How big will my puppy get?"
Estimate adult size with our breed-specific growth charts.
4. Cat Calorie Calculator
⚖️ "Is my cat eating too much?"
Prevent obesity with our weight management guide and portion control tips.
Why Trust Us?
| Feature | PetCalculator.org | Other Sites |
|---|---|---|
| Vet-Approved | ✅ Yes | ❌ Rarely |
| Breed-Specific | ✅ Yes | ❌ Generic |
| Mobile-Friendly | ✅ Yes | ❌ Often clunky |
| No Paywall | ✅ Always free | ❌ Some charge |
Our Story
Founded in 2023 by pet owners and veterinarians, we noticed most online pet tools were either inaccurate or too complex. We built PetCalculator.org to offer:
🔹 Simple interfaces – No confusing jargon
🔹 Transparent formulas – See the science behind each calculation
🔹 Actionable tips – Not just numbers, but what to do next
FAQ
Yes! All tools are 100% free. We're supported by ethical affiliate partnerships (marked clearly).
We review annually or when new veterinary studies emerge (e.g., 2023 AAFP cat aging guidelines).
How to Support Us
Love our calculators? You can:
- Share your pet's results on social media
- Bookmark PetCalculator.org
- Check out our vet-recommended products (we earn a small commission)