The Daily Calcs Blog
Guides, explainers, and practical tools across finance, health, and everyday math - written by the people who build the calculators.
Blog posts
- HealthJun 28, 2026
Pregnancy Due Date Calculator - How It Works (2026)
Learn how pregnancy due dates are calculated in 2026: LMP, Naegele's rule, and ultrasound dating. See week-by-week examples. Free due date calculator.
Rajkishor Sahu - HealthJun 28, 2026
Sleep Calculator - Best Bedtime & Wake Time (2026)
Use a 2026 sleep calculator to find ideal bedtime or wake time based on 90-minute cycles. 7.5 vs 9 hour examples. Free sleep calculator.
Rajkishor Sahu - HealthJun 28, 2026
TDEE Calculator Results - What To Do (2026)
Got your TDEE? Learn what to do next in 2026: deficits, surpluses, and macro steps from your burn number. Free TDEE calculator.
Rajkishor Sahu - PetsJun 28, 2026
Average Vet Costs by State - 2026 National Guide (2026)
Routine vet visits range from $45 in rural states to $85+ in metro areas. See average exam, vaccine, and surgery costs for all 50 states. Free cost tools.
Rajkishor Sahu - PetsJun 28, 2026
Best Pet Insurance for Senior Dogs - Compared (2026)
Senior dog insurance runs $60-$120/month depending on breed and age. Compare accident-illness plans, exclusions, and reimbursement rates for dogs 7+. Free estimator.
Rajkishor Sahu - PetsJun 28, 2026
Cat Age Calculator - What Your Cat's Age Means (2026)
A 1-year-old cat equals 15 human years; a 10-year-old cat equals 56. See the AAFP feline life stage model, worked examples, and care milestones. Free calculator.
Rajkishor Sahu - PetsJun 28, 2026
Cat Weight Calculator - Healthy Weight by Age (2026)
Average indoor cats weigh 8-12 lb; 14+ lb is overweight. See healthy weight by age, breed type, and body condition scoring. Free cat weight calculator.
Rajkishor Sahu - PetsJun 28, 2026
Cheapest States to Own a Dog - 2026 Ranked List (2026)
Mississippi and Arkansas cost $1,200/yr to own a dog; California costs $2,800+. See 15 cheapest states ranked by food, vet, insurance, and licensing. Free tools.
Rajkishor Sahu - PetsJun 28, 2026
Dog Age by Breed Chart - AKC Breeds Ranked (2026)
See human-year equivalents for 20+ AKC breeds at ages 1, 5, and 10. Chihuahua vs Labrador vs Great Dane compared side by side. Free size-adjusted calculator.
Rajkishor Sahu - PetsJun 28, 2026
Dog Breed Cost Comparison - Cheapest to Most (2026)
Mixed breeds cost $1,400/yr; French Bulldogs cost $2,500+/yr in vet bills alone. See 15 breeds ranked by food, grooming, vet, and insurance costs. Free calculator.
Rajkishor Sahu - PetsJun 28, 2026
Dog vs Cat Lifespan - Which Pets Live Longest (2026)
Cats live 13-17 years on average; dogs live 10-13 years - but size changes everything. Compare dog vs cat lifespan by breed, lifestyle, and species. Free tools.
Rajkishor Sahu - PetsJun 28, 2026
Dog Weight Calculator - Healthy Weight by Breed (2026)
A 70 lb Labrador is healthy; 85 lb is obese. See breed weight ranges, body condition scores, and age-adjusted targets. Free weight calculator tool.
Rajkishor Sahu