DAYS ALIVE CALCULATOR
How Many Days Have I Been Alive?
Enter your date of birth and instantly see exactly how many days, weeks and years you've been alive — plus your next big day-milestone, on a shareable card.
Your date of birth
Everything is calculated on your device — your birth date is never sent anywhere.
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Frequently asked questions
How many days old am I?
Enter your date of birth and the tool works it out instantly, along with your exact age in weeks and years. Everything is calculated on your device — your birth date is never sent anywhere.
Does it account for leap years?
Yes — it counts real calendar days between your birth date and today, so leap years are automatically included.