Birthday Reminder & Age Calc

Ever wondered how old you are, exactly? This date of birth calculator and birthday reminder app tells you your exact age instantly and makes sure you never miss a birthday again. A full age calculator, birthday tracker, and date toolkit in one app, with smart reminders, contact and calendar import, and celebration features.

Precise Age Calculator

• Calculate exact age in years, months, weeks, days, hours and seconds

• Instant results the moment you pick a birth date

• Compare ages between two or more people side by side

• Useful for birthdays, forms, and age verification

Birthday and Anniversary Tracker

• Save up to 5 birthdays for free, or go unlimited with Pro

• Visual month and year calendar view of every saved date, swipe to browse

• Give each entry its own color so your list is easy to scan (Pro)

• See Western and Chinese zodiac signs for every saved date

• A short celebration animation plays when it's someone's big day

• Share any birthday instantly via WhatsApp, SMS, or email

Import and Sync, No Retyping Needed

• Import birthdays straight from your phone contacts

• Bulk import from a CSV or calendar (.ics) file

• Two-way sync, saved birthdays automatically appear as recurring events in your phone's calendar app

• Automatic duplicate detection keeps your list clean

Smart Reminders

• Custom reminder time, set a default or override it per person

• Pick your own custom notification sound

• Reliable delivery, with a built-in battery optimization helper so reminders aren't silently blocked by your phone

• Home screen widget shows the next birthday at a glance, 3 styles to choose from

Advanced Date Tools

• Date difference calculator between any two dates

• Add or subtract days from any date

• Leap year calculator and identifier

• Day of the week finder for any date, past or future

Print and Export

• Print your saved birthday list or save it as a PDF

• Clean, shareable layout, useful for keeping a family birthday sheet

• Export your full list to a CSV or calendar (.ics) file (Pro)

Why Choose This App

• Fast, every calculation is instant

• Offline ready, core calculators work without internet

• Simple, clean interface with no clutter

• Accurate, carefully tested date and age math

• Ads on the free tier, with an ad-free Pro upgrade available

Useful For

• Families tracking kids' milestones and relatives' birthdays

• Students filling out forms and applications

• Professionals calculating project or contract date ranges

• Event planners organizing birthdays and anniversaries

• Anyone curious exactly how long they've been alive

How to Use

1. Pick a birth date with the built-in date picker

2. View age instantly in years, months, weeks, days, hours and seconds

3. Save the date to build your birthday list, or import contacts and calendar entries in bulk

4. Turn on reminders so you never miss a celebration

5. Use the date tools for anything else, differences, leap years, day lookups

Bonus Tools

• Date Calculator, find any date before or after a given day

• Leap Year Finder, check any year instantly

• Age Comparison, see the age gap between people

• Working Days, count business days between dates

Questions This App Answers

• How old am I today, in years, months, weeks, days, hours, and seconds?

• How many days until my next birthday?

• What day of the week was I, or someone else, born on?

• How many years, months, and days are between two dates?

• What is my Western or Chinese zodiac sign?

• How many working days are left until a deadline?

• Is this year a leap year?

Whether you need a simple birthday calendar, an anniversary reminder app, a chronological age calculator, or a full birthday organizer for your whole family, this app covers it in one place.

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