Alive Date

Your life began about 266 days before your birthday.

Type your birthday and we will spotlight your Alive Date, then walk you through a friendly, science-packed tour from the tiniest beginning to the day you arrived.

Each week early moves your Alive Date 7 days later.

No account needed. Your data stays private.

Without an account: your birth date is used only to calculate your Alive Date in this browser (in the page link). We do not save it to a profile.

If you sign in: you can choose to save your birth date for reminders, cards, tickets, and Family & Friends. You can edit or delete it anytime from Settings.

Privacy Policy

See your story before birth

This is not just math on a calendar—it is a colorful, yours-only adventure you can look at, learn from, and explore at your own pace.

Scroll-along life path

Tap and slide through big moments from the earliest weeks before birth to delivery day, including early heart rhythm and brain signals.

The code that makes you you

See how your personal genetic playbook was already whole at life's opening scene—no copy-paste from anyone else.

Two levels of learning

Junior Explorer uses everyday comparisons for Grades 4–6. Advanced Scholar adds the terms used in textbooks and medical classes.