Family, Parenting & Pets
Parenting and childcare planning, plus every kind of animal kept at home — dogs, cats, fish, reptiles and the vets who treat them.
Family planning and animal keeping in one hub. Due dates and growth percentiles, feeding and sleep schedules, childcare cost and coverage, allowance and screen-time planning, and the household budget lines children actually create.
Terrarium and vivarium keeping has a named section here. Enclosure volume and footprint, substrate depth and volume, basking and ambient gradient temperatures, humidity and misting schedules, UVB distance, and minimum reptile enclosure size by species and adult length.
Aquariums cover tank volume, stocking, filtration turnover and water change volumes; dog, cat and small-animal care cover food portions, weight targets, grooming intervals and boarding costs; veterinary tools cover weight-based dosing, fluid rates and anaesthetic planning.
74 calculators in 4 sections.
Matches are ranked by relevance. Use CtrlK anytime to search the full site.
Parenting & Family
Due dates, growth percentiles, feeding and sleep, childcare and allowances.
Due Date Calculator
Calculate your estimated due date based on your last menstrual period or conception date. Track your current week and trimester.
Child Height Predictor
Predict your child's adult height using the mid-parent method or current height projection. Based on established pediatric growth formulas.
Diaper Cost Calculator
Calculate the total cost of diapers from birth to potty training. Compare disposable, cloth, and hybrid options.
Childcare Cost Calculator
Estimate the cost of childcare based on type (daycare, nanny, au pair), child age, and hours needed. Compare different options.
Baby Weight Percentile Calculator
Track your baby's weight against WHO growth charts. See their percentile ranking for age and sex.
Allowance Calculator
Calculate an age-appropriate allowance amount with spending, savings, and charity splits.
529 College Savings Calculator
Project your 529 college savings plan balance. See if you're on track to meet your college savings goal with monthly contributions and compound growth.
Baby Sleep Schedule Calculator
Get age-appropriate sleep schedules for babies and toddlers. See recommended bedtime, nap times, and total sleep needs by age.
Baby Feeding Calculator
Calculate baby feeding amounts based on weight and age. See recommended feedings per day and amount per feeding.
Baby Milestone Tracker
Track your baby's developmental milestones. See expected ages for common milestones.
Pregnancy & Baby Calculator
Comprehensive pregnancy and baby calculator with due date tracking, growth percentiles, feeding schedules, sleep guidelines, and first-year cost projections.
Dogs, Cats & Everyday Pet Care
Food portions, weight targets, grooming intervals and boarding cost.
Dog Food Calculator
Calculate how much to feed your dog based on weight, age, and activity level. Includes daily calorie needs and monthly food costs.
Pet Insurance Cost Calculator
Estimate monthly pet insurance premiums based on pet type, age, breed, coverage level, and deductible.
Cat Food Calculator
Calculate how much to feed your cat daily based on weight, age, activity level, and food type.
Aquarium Size Calculator
Calculate the minimum aquarium size for your fish. Get tank recommendations, filter GPH, and heater wattage based on fish count, size, and type.
Pet Medication Dosage Calculator
Calculate pet medication dosages based on weight, pet type, and medication. Always consult your veterinarian before giving any medication to your pet.
Pet Age to Human Age Calculator
Convert your pet's age to human years using updated formulas. More accurate than the old 'multiply by 7' rule.
Pet Weight Calculator
Calculate your pet's ideal weight, calorie needs, and weight management goals. Keep your pet healthy.
Pet Care Master Calculator
Pet age, food portions, ideal weight, and medication dosing calculator.
Pet Financial Calculator
Pet ownership costs, insurance analysis, and aquarium calculator.
Dog Age Calculator
Convert your dog's age to human years using the updated veterinary formula. Results vary by dog size — small dogs age differently than large breeds.
Lifetime Pet Cost Calculator
Estimate the total lifetime cost of pet ownership including food, vet care, grooming, insurance, and supplies. Compare dogs and cats.
Bird Feeder Calculator
Seed volume and refill frequency from feeder size and bird traffic.
Pet Lifetime Cost
Baseline annual bands by species plus your add-ons, × lifespan.
Grooming Time Calculator
Estimates total grooming appointment duration broken down by stage: bathing, drying, haircutting, and finishing.
Grooming Pricing Calculator
Calculates recommended grooming service prices based on dog size, breed difficulty, coat condition, service level, and local market rates.
Grooming Shop Revenue Calculator
Projects monthly and annual revenue for a grooming shop based on staff count, appointment volume, pricing, and operating costs.
Dog Bathing Product Calculator
Calculates shampoo and conditioner volumes per bath based on dog size, coat type, and dilution ratio. Estimates per-bath and monthly product costs.
Blade and Comb Selection Calculator
Recommends the right clipper blade or attachment comb based on desired coat length, coat type, and dog size.
Dematting Time Calculator
Estimates extra grooming time, surcharge, and product usage for dematting based on mat severity and coverage.
Grooming Equipment Budget Calculator
Estimates startup equipment costs, maintenance expenses, and ROI payback period for shop or mobile grooming setups.
Nail Trimming Guide Calculator
Calculates safe trim length, recommended frequency, restoration timeline for overgrown nails, and service pricing.
Express Grooming Calculator
Estimates time, pricing, and daily capacity for express bath-and-tidy grooming services vs full grooms.
Pet Spa Service Pricing Calculator
Calculates pricing for premium spa add-on packages and estimates monthly revenue uplift from offering spa services.
Aquariums, Terrariums & Vivariums
Tank and enclosure volume, stocking, substrate, humidity and reptile enclosure size.
Aquarium Stocking Calculator
Fish count from tank volume, species, and filtration.
CO2 Injection Calculator
CO2 rate for planted aquarium from tank size and plant mass.
Aquarium Lighting Calculator
PAR and photoperiod for planted and reef aquariums.
Saltwater Mix Calculator
Salt quantity from water volume for target salinity.
Aquarium Heater Sizing Calculator
Heater wattage from tank volume and temperature delta.
Filter Flow Rate Calculator
GPH needed for tank volume with turnover rate target.
Aquarium Water Change Calculator
Water change volume and frequency from bioload.
Reef Dosing Calculator
Calcium, alkalinity, and magnesium dosing for reef tanks.
Aquarium Stand Load Calculator
Stand weight capacity from filled tank weight.
Fish Quarantine Calculator
Quarantine tank size and medication dosing for new fish.
Terrarium Plant Selection Calculator
Plant compatibility from humidity, light, and enclosure type.
Reptile Enclosure Sizing Calculator
Minimum dimensions from species and adult size.
Heat Lamp Wattage Calculator
Lamp power from enclosure size and target basking temperature.
UVB Coverage Calculator
UVB lamp distance and replacement schedule.
Terrarium Humidity Control Calculator
Misting schedule from enclosure volume and target humidity.
Substrate Volume Calculator
Substrate depth and volume for bioactive setups.
Vivarium Drainage Layer Calculator
Drainage layer depth and media from enclosure dimensions.
Gecko Feeding Calculator
Feeding schedule and insect count from species and size.
Snake Feeding Schedule Calculator
Prey size and frequency from snake weight and species.
Bioactive Cleanup Crew Calculator
Isopod and springtail count for bioactive terrarium.
Veterinary Dosing & Specialties
Weight-based dosing, fluid rates, anaesthesia and specialty clinical measures.
Veterinary Anesthesia Calculator
Calculate anesthetic drug volumes for premedication, induction, and maintenance by species and body weight.
Body Condition Score Calculator
Assess body condition score (BCS) for dogs, cats, and horses with ideal weight and calorie recommendations.
Breeding Soundness Score Calculator
Score bull breeding soundness examination (BSE) from scrotal circumference, semen morphology, and motility.
Veterinary Dental Estimate Calculator
Estimate veterinary dental procedure costs by disease grade, extractions, and patient size.
Deworming Schedule Calculator
Generate a parasite treatment protocol by species, age, risk factors, and fecal egg count.
Exotic Animal Enclosure Calculator
Calculate minimum enclosure dimensions by species type, animal size, and welfare guidelines.
Veterinary Fluid Therapy Calculator
Calculate IV fluid rate from dehydration percentage, maintenance requirements, and ongoing losses.
Veterinary Lab Reference Ranges Calculator
Compare laboratory values to species-specific normal ranges for dogs, cats, and horses.
Veterinary Drug Dosing Calculator
Calculate drug dose volume by species weight, dose rate, drug concentration, and route of administration.
Veterinary Practice Revenue Calculator
Estimate monthly and annual revenue from exam count, average transaction value, and overhead.
Equine Lameness Score Calculator
Calculate AAEP lameness grade from head bob severity, stride asymmetry, flexion tests, and hoof tester response.
Avian Medication Dosing Calculator
Calculate drug doses for birds based on body weight, medication type, and drug concentration.
Exotic Pet Enclosure Climate Calculator
Calculate temperature gradients, humidity ranges, UVB needs, and heating wattage for reptile and amphibian enclosures by species.
Livestock Vaccination Schedule Calculator
Calculate cattle vaccination protocol costs by herd size, age class program, booster rounds, and labor cost per head.
Equine Nutrition Calculator
Calculate daily digestible energy (DE) requirements and feed amounts for horses based on weight, activity level, and hay type.
Veterinary Surgery Cost Calculator
Estimate veterinary surgery costs by procedure type, patient weight, anesthesia time, and geographic cost factor.
Animal Dental Chart Calculator
Estimate veterinary dental prophylaxis costs by species, dental disease grade, and number of extractions needed.
Bovine Pregnancy Diagnosis Calculator
Estimate calving date, fetal size, and gestational stage from breeding date, breed, and palpation findings.
Small Animal CPR Calculator
Calculate RECOVER-guideline CPR drug doses, compression depth, ventilation rate, and fluid bolus for dogs and cats.
Livestock Transport Calculator
Calculate space per head, trailer capacity, loading density, and rest stop requirements for livestock transport.