Free chronological age calculator to find your exact age in years, months, weeks, days, hours, minutes, and seconds. Discover life milestones, zodiac signs, and generation.
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How old are you really? Not just in years, but in months, weeks, days, hours, minutes, and even seconds. Our chronological age calculator gives you a comprehensive breakdown of your life journey, from life statistics like heartbeats to your zodiac signs and upcoming milestones.
Chronological age is your actual age measured by the calendar—the time elapsed from your birth date to the present day. Unlike biological age (how old your body seems) or psychological age (how old you feel), chronological age is an objective measurement. It's used for legal purposes, age restrictions, and milestone tracking. This calculator breaks down your age into multiple units and provides fascinating insights about your life journey.
Age Calculation
Chronological Age = Target Date - Birth DateGet your age in years, months, weeks, days, hours, minutes, and seconds—all at once.
Discover estimated heartbeats, breaths, and sleep cycles since birth.
Find your Western and Chinese zodiac signs plus your generation group.
See which life milestones you've passed and countdown to upcoming ones.
Calculate exact age for legal documents, applications, and age-restricted activities.
Find out exactly how many days until your next birthday and what age you'll turn.
Gain perspective on your life journey through statistics and milestones.
Calculate how old someone was at a specific historical date or event.
Chronological age is your actual calendar age from birth. Biological age reflects how old your body is based on health markers—you can be chronologically 50 but biologically 40 if you're in great health, or vice versa.