Calculate age and date differences
Our Age Calculator precisely calculates your age from your date of birth, showing years, months, days, hours, minutes, and even seconds. Beyond calculating current age, it can determine age on a specific date, find the difference between two dates, and calculate how many days until your next birthday. Perfect for legal documents, age verification, planning celebrations, or satisfying curiosity about exact age.
Precise age calculation
Multiple time units (years, months, days, hours)
Age on specific date
Next birthday countdown
Date difference calculator
Leap year aware
Instant results
Enter your date of birth and optionally specify a target date. The calculator shows your exact age in multiple units and counts down to your next birthday.
If you found Age Calculator useful, try these similar tools:
1. Enter your birth date
2. Optionally change the target date (defaults to today)
3. Click "Calculate Age" to see detailed age breakdown