D-Day & Age: Countdown Live

D-Day & Age is a free countdown and age calculator — track the days until or since the dates that matter, and find out exactly how old you are. Birthdays, anniversaries, due dates, exams, trips, sobriety, a new job — see every important day at a glance and never lose count. Add a date and the app instantly shows your D-Day: how many days are left (D-100) or how many have passed (D+30). The list sorts itself so the closest day is always on top. ■ Countdown & count-up • Track days until a future date, or days since a past one • Clear D-Day / D+Day labels, recognizable anywhere • List auto-sorts by what's closest to today ■ Recurring anniversaries • Set events to repeat every year or every month • Birthdays and monthly milestones roll forward automatically • Leap-day (Feb 29) dates handled correctly ■ Milestones • See big milestones for any date: 100, 200, 300, 500, 1000, 2000 days • And year marks: 1, 2, 3, 5, and 10 years • Perfect for couples, parents, and personal goals ■ Age calculator • Your international age (full years) and total days lived • Korean age shown too, for reference • Just enter a birth date — works for anyone ■ Simple & private • Fast, clean interface with smooth haptics • Share any countdown or age result with friends in one tap • Works offline — no account required ■ Free & ad-supported D-Day & Age is completely free and supported by ads, with an optional one-time Remove Ads purchase if you'd prefer an ad-free experience. Countdown, day counter, d-day, anniversary tracker, age calculator, days until, days since — D-Day & Age keeps every important date and every birthday just a tap away. Pro: no ads, unlimited use, all features unlocked. One-time purchase.