Free online tool
Free Age Calculator
Enter a birth date and a date to calculate age, days lived, and the next birthday countdown.
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Enter dates
Birth dateMM/DD/YYYY
Month Day Year
Base dateMM/DD/YYYY
Month Day Year
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Results
Current age / full age--
Exact age--
Total days lived--
Days until next birthday--
Total weeks lived--
Total months lived--
Next birthday date--
Birth weekday--
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About this tool
Choose a birth date and a date to calculate your age in years, exact age, days lived, and the next birthday countdown. The date is set to today by default.