How Old Am I Now?
Find your exact age in years, months, days, hours, minutes and seconds — instantly and free.
You are this old
Fun facts about your life
About this free age calculator
How Old Am I Now is a free online age calculator that tells you exactly how old you are in years, months, days, hours, minutes, and seconds — all calculated from your date of birth in real time. Whether you want to know your age down to the second or find out how many days old you are, this tool gives you an instant, precise answer with no sign-up required.
You can optionally enter your time of birth for second-level accuracy, or use the Calculate age as of field to project how old you will be on any future date — handy for planning milestones like retirement, a big birthday, or a child's 18th.
Everything runs entirely in your browser. Your date of birth is never sent to a server, never stored, and never shared. It disappears the moment you close the tab.
Frequently asked questions
How do I calculate my exact age from my date of birth?
Enter your date of birth in the calculator above and click Calculate My Age. You will instantly see your precise age in years, months, days, hours, minutes and seconds. For second-level precision, add your time of birth too.
Is this age calculator accurate?
Yes. It accounts for leap years, varying month lengths, and — when provided — your exact time of birth, giving you second-level precision.
Can I find out how many days old I am?
Yes. After calculating your age, the results panel shows your total age in days, weeks, hours, minutes and seconds — not just years.
Do you store my date of birth or personal data?
No. All calculations happen entirely in your browser. Nothing is sent to a server and no data is stored or shared.
Can I calculate my age on a future date?
Yes. Use the optional Calculate age as of field to project how old you will be on any future date.
How are the fun life facts calculated?
They use widely accepted averages: approximately 70 heartbeats per minute, 16 breaths per minute, 8 hours of sleep per day, and 3 meals per day. These are fun estimates, not medical figures.