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Version: 1.0

🧮 Age Calculator

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This tool helps you calculate a person’s age precisely from their Date of Birth to a specific Target Date.

📅 Input Fields​

1. Date of Birth​

  • Use the calendar icon or type the date manually (MM/DD/YYYY).
  • Example: 03/28/1981

2. Age at the Date of​

  • Enter the date you want to calculate the age as of.

  • This can be:

    • Today’s date
    • A date in the past
    • A future date (for age projection)

  • Example: 03/01/2023

3. Time Format Toggle (12/24 hour)​

  • Optional feature at the bottom-left.
  • It may toggle how time is displayed, though not used in basic age results.

🔵 Action​

▶️ Calculate Button​

  • Click the "Calculate" button after entering both dates.
  • The system will instantly display the result.

📊 Output Information​

You will receive the age difference in multiple formats, including:

UnitExample Output
Years41 years, 11 months, 0 weeks, 4 days
Months995 months, 4 days
Weeks2,187 weeks, 4 days
Days15,313 days
Hours367,512 hours
Minutes22,050,720 minutes
Seconds1,323,043,200 seconds

Also shown:

  • 📆 A side-by-side calendar range from start date to end date

📝 Example Use Case​

If someone was born on March 28, 1981, and you want to know their age on March 1, 2023:

  • Result: 41 years, 11 months, 4 days

✅ Tips​

  • This calculator is helpful for:

    • Legal age verification
    • Birthday planning
    • Age gap comparisons
    • Age in various units (e.g., for fun or technical needs)