Online Age Calculator
Calculate your age in years, months, days, hours, minutes, and seconds. Discover your next birthday countdown and age milestones!
About This Tool
GoluBrain’s free Online Age Calculator helps you calculate your age in years, months, days, hours, minutes, and seconds. It also provides a countdown to your next birthday and highlights upcoming age milestones, making it perfect for personal, educational, or professional use.
How to Use
Enter your date of birth and an optional end date (defaults to today if not specified). Click "Calculate Age" to see your age in various units, the time until your next birthday, and upcoming age milestones.
Features
- Calculate age in years, months, weeks, days, hours, minutes, and seconds
- Optional end date for custom age calculations
- Next birthday countdown
- Upcoming age milestones (e.g., 30 years, 1000 days)
- Reset form functionality
- Social sharing options
Device Compatibility
This tool works seamlessly on any device with an internet connection and a web browser, including desktops, tablets, and smartphones.
Example
Date of Birth: 2000-01-01
To Date: 2025-04-12 (Today)
Results:
- Age in Years: 25
- Age in Months: 303
- Age in Weeks: 1319
- Age in Days: 9233
- Age in Hours: 221,592
- Age in Minutes: 13,295,520
- Age in Seconds: 797,731,200
- Next Birthday In: 264 days