年齢計算 計算機
すべての年齢計算計算機
Exact Age 計算機
Calculate exact age in years, months, days, hours, and minutes. Enter date of birth — see your age in every unit. Free.
Age in Days 計算機
Calculate how many days old you are exactly. Enter date of birth — see total days alive with milestones like day 10,000. Free.
Biological Clock 計算機
Biological age from lifestyle factors. Enter your values — see the result with formula, examples, and step-by-step working. Free.
Dog Years 計算機
Your age in dog years using new scientific formula. Based on veterinary guidelines. Instant result with breed notes and feeding chart.
Cat Years 計算機
Convert your cat age to human years using the latest veterinary formula. Based on veterinary guidelines. Instant result with breed notes and feeding chart.
Retirement Age 計算機
State pension retirement age by birth year UK. Instant result with amortization table, formula and chart. Free financial calculator.
Life Expectancy 計算機
Estimate life expectancy based on lifestyle and health factors. Enter age, habits, and health data — see projected lifespan and years gained by changes. Free.
Age Gap 計算機
Calculate the age difference between two people. Enter both birthdates — see the gap in years, months, and days. Free.