Calculate your exact age in years, months, weeks, days, hours, and minutes. See your next birthday countdown, zodiac sign, and more.
How to use this tool
Enter your date of birth using the date picker.
The “Calculate Age As Of” field defaults to today — change it to calculate age on any past or future date.
Click Calculate Age to see your exact age in years, months, weeks, days, hours, minutes, and seconds.
See your next birthday countdown and discover your zodiac sign below the main result.
This age calculator is useful for calculating exact age for official documents and forms, determining age eligibility for programs or events, finding out how old a person was on a specific historical date, calculating the age of a company or project, planning birthday surprises with the exact countdown, and anyone who is curious about their precise age in different units of time.