Emergency & dosing tools
The answers you need fast, with the thresholds vets actually use.
My Dog Ate...? Poison Triage
Grapes, gum, onion, ibuprofen, weed, a sock: type it, get go-now / call / watch, plus weight-based dose tools for the dangerous ones.
→ EmergencyDog Chocolate Toxicity Calculator
Weight + chocolate type + amount → exact methylxanthine dose and what to do next.
→Benadryl Dosage for Dogs
The vet-standard 1 mg/lb dose in mg and tablets, with the safety checks charts skip.
→ NewDose tools: Grapes & raisins · Onion & garlic · Xylitol gum · Macadamia · Ibuprofen · Tylenol · Cannabis
Cat Ate a Lily?
Which lilies cause kidney failure in cats (Easter, tiger, Asiatic, daylily) and which only burn the mouth. Identify and act.
→Dog calculators
From breeding dates to adult size. See all dog tools →
Dog Age Calculator
Dog years to human years, size and breed adjusted, with a shareable ID card for your dog.
→ NewDog Lifespan by Breed
How long do dogs live? 131 breeds sortable, plus 31 breed guides with what decides the number.
→Dog Pregnancy Calculator
Due date plus a dated milestone calendar: relaxin test, ultrasound, X-ray, whelping prep.
→Puppy Weight Calculator
Breed-size growth curves predict adult weight, with the full growth chart, not one number.
→ NewPuppy Feeding Chart
Calories, cups and meals per day from weight and age: the RER math vets use, not the bag chart.
→ NewCan Dogs Eat...?
69 human foods rated safe, treat, caution or never, with a portion scaled to your dog's weight.
→ NewDog Food Calculator
How much to feed an adult dog: calories, cups and an honest 10% treat budget.
→Cat calculators
Month-precision aging, not the 7-year myth. See all cat tools →
Cat Lifespan by Breed
How long do cats live? Indoor vs outdoor, sex and neutering, 30 breeds from Sphynx to Burmese, plus your cat's human age.
→Cat Years to Human Years
Vet-standard conversion with life stage, care checkpoints and lifespan context.
→ NewKitten Age Chart
Eyes, ears and teeth date a kitten within a week or two, with care steps for each stage.
→ NewCan Cats Eat...?
64 human foods rated for an obligate carnivore, with portions by weight: strawberries, tuna, bread, dog food, milk.
→ NewKitten Feeding Chart
Calories, cans and meals per day from age and weight, weaning through twelve months.
→ NewCat Weight Chart
Three quick checks plus the scale give a verdict, a target range and a calorie number.
→ NewCat Pregnancy Calculator
63 to 65 days. Due window and a dated week by week timeline from the mating date.
→ EmergencyCat Chocolate Toxicity
Cats are small, so doses add up fast. Weight plus amount gives the risk level and next steps.
→Also: Maine Coon · Ragdoll · Siamese · Bengal · Sphynx · Tabby · Persian lifespans
Bird calculators
Species-specific, because a budgie year and a macaw year are nothing alike. See all bird tools →
Bird Age Calculator
Bird years to human years for 16 species, from finches to macaws, with life stage.
→Bird Lifespan Explorer
Typical vs exceptional lifespans, interactive by species, and the care factors that decide.
→Bird Food Calculator
Daily pellet, veg and treat portions from body weight, with eaten vs offered amounts.
→ NewParrot Lifespan
How long parrots live, budgie to macaw: 12 species compared, plus an age-to-human-years converter.
→ NewParakeet & Budgie Lifespan
Budgies live 5 to 10 years, 15 with the right diet. Types compared and what adds years.
→ NewCockatiel Lifespan
15 to 25 years, 10 to 14 on seed. Diet, night frights and egg laying, with an age converter.
→Also: Macaw · Cockatoo · African Grey · Conure lifespans
Small pet calculators
Rabbits, guinea pigs, hamsters, ferrets, rats and more: how long they live, and how old yours really is. See all small pet tools →
Can Rabbits Eat...?
Type any food, get the verdict: safe daily, occasional treat, or never. 40+ foods with portions.
→Rabbit Lifespan
How long rabbits live by breed, plus an age-to-human-years converter with size-adjusted life stages.
→Guinea Pig Lifespan
Most live 4 to 8 years. Convert your guinea pig's age to human years and see what adds time.
→Hamster Lifespan
Syrian, dwarf and Roborovski compared, with a species-adjusted age converter.
→ NewFerret Lifespan
5 to 9 years, and why US and European ferrets differ. Adrenal disease, diet and an age converter.
→ NewRat Lifespan
Pet rats live 2 to 3 years. What shortens it, what adds months, and rat years to human years.
→ NewChinchilla Lifespan
10 to 15 years, 20 with excellent care. Heat, teeth and dust baths, plus an age converter.
→Also: Gerbil · Mouse lifespans
Reptile & fish calculators
Bearded dragons, geckos, tortoises and fish: lifespans that depend on the tank, and how old yours is. See all reptile and fish tools →
Bearded Dragon Lifespan
8 to 12 years, 15 plus with UVB, heat and diet right. Husbandry compared, plus an age converter.
→ NewLeopard Gecko Lifespan
10 to 20 years, males longer. Heat, calcium and humid hides, with a gecko age converter.
→ NewGoldfish Lifespan
10 to 15 years in a real tank, 1 to 3 in a bowl. Setup compared, plus an age converter.
→Also: Betta Fish · Tortoise lifespans
Why these calculators are different
Personalised, not generic
Every tool takes your pet's actual numbers (weight, age, type, amount) and computes a result for your case, not a lookup row in a chart.
Referenced formulas
Thresholds and doses come from published veterinary references (Merck Veterinary Manual, AAHA/AAFP life-stage guidelines) and every page cites its sources.
Honest uncertainty
Estimates come with ranges and the reasons they can be wrong. A tool that pretends to certainty it doesn't have is a chart with extra steps.
Free, fast, no signup
Every calculator loads in under a second, works on your phone, and asks for nothing.
The $2,000 vet bill is the real emergency
Accident + illness insurance averages $62/mo for dogs and $32/mo for cats in 2026, and it only works if you buy it before something becomes "pre-existing". See real prices by provider.
Compare pet insurance prices →