How Many Days Old Am I?
Calculate your exact age in days with live updates
Leave empty to calculate until now
Accurate to the second • Updates live • Time zone aware
About Days Old Calculator
This calculator shows your exact age in total days, counting every single day since you were born. It includes leap years and accounts for your timezone to give you the most accurate result.
The calculation updates live every second, so you can watch your age in days increase in real-time!