A simple online calculator that accurately calculates a person's age based on their date of birth. Shows not only years, but also months, days, hours and even seconds. Useful for filling out forms, documents, games and just curiosity.
Find out your exact age in years, months and days
Age calculator provides a convenient way to calculate a person's exact age by date of birth, in years, months and days. Just enter your date of birth and get the result in different formats including days, months and years, as well as exact dates for easy reference.
The calculator takes into account leap years, different lengths of months and accurately calculates age on any given date - both in the past and in the future. Useful for filling out paperwork, determining age categories, planning events, and just for curiosity.
Let's look at practical examples of using the age calculator:
Calculation of the age of a child born on January 1, 2024, as of January 31, 2024
Входные данные:
Date of birth: January 1, 2024
Calculation date: January 31, 2024Расчёт:
January 31 - January 1 = 30 days
Month: January (31 days)
Age: 0 years, 1 month, 0 daysРезультат:
Result: 0 years, 1 month, 0 days (30 days from birth)
Тип:
Newborn
For children under one year old, age is shown in months and days
Calculation of the age of a child born on March 15, 2019, as of March 15, 2024
Входные данные:
Date of birth: March 15, 2019
Calculation date: March 15, 2024Расчёт:
2024 - 2019 = 5 years
Month: March (matches)
Day: 15 (same)
Age: exactly 5 yearsРезультат:
Result: 5 years, 0 months, 0 days (1826 days from birth)
Тип:
Birthday
Exact birthday - age is shown in full years
Calculating the age of a person born on February 29, 2000, as of March 1, 2024
Входные данные:
Date of birth: February 29, 2000
Calculation date: March 1, 2024Расчёт:
2000-2024: 24 years
Leap years: 2000, 2004, 2008, 2012, 2016, 2020, 2024 (7 years)
February 29 in non-leap years = February 28
From February 29, 2000 to March 1, 2024: 24 years, 0 months, 2 daysРезультат:
Result: 24 years, 0 months, 1 day (~8770 days from birth)
Тип:
Leap year
For those born on February 29, age is calculated from February 28 in non-leap years
Calculation of age on January 1, 2025 for a person born on June 15, 1990
Входные данные:
Date of birth: June 15, 1990
Calculation date: January 1, 2025Расчёт:
1990-2025: 34 years
From June 15, 1990 to June 15, 2024: 34 years
From June 15, 2024 to January 1, 2025: 6 months 17 days
Age: 34 years, 6 months, 17 daysРезультат:
Result: 34 years, 6 months, 17 days (~12,613 days from birth)
Тип:
For a specific date
The calculator can calculate age on any specified date
Calculation of the age of a person born on May 10, 1950, as of today (January 1, 2024)
Входные данные:
Date of birth: May 10, 1950
Calculation date: January 1, 2024Расчёт:
1950-2024: 73 years
From May 10, 1950 to May 10, 2023: 73 years
From May 10, 2023 to January 1, 2024: 7 months 22 days
Age: 73 years, 7 months, 22 daysРезультат:
Result: 73 years, 7 months, 22 days (~26,885 days from birth)
Тип:
Old age
The calculator accurately calculates age even for very large intervals
Calculation of age in detailed units for a person born on December 20, 2020 at 10:30, for December 20, 2024 at 15:45
Входные данные:
Date of birth: December 20, 2020, 10:30
Calculation date: December 20, 2024, 15:45Расчёт:
Years: 2024 - 2020 = 4 years
Time: 15:45 - 10:30 = 5 hours 15 minutes
Total days: 4 years × 365.25 (including leap days) ≈ 1461 days
Total hours: 1461 × 24 + 5 = 35,069 hours
Total minutes: 35,069 × 60 + 15 = 2,104,155 minutesРезультат:
Result: 4 years, 0 months, 0 days (~1461 days, ~35,069 hours, ~2,104,155 minutes)
Тип:
Detailed calculation
For an accurate calculation taking into account time, you must indicate the time of birth and calculation
The calculation is performed by a simple algorithm comparing the date of birth with the current date or the specified calculation date, taking into account leap years and the exact number of days.
Age = Calculation date - Date of birth (in years, months, days)
Our calculator provides many benefits:
Accurate calculations taking into account leap years and the exact number of days
Calculation for any date
Shows the exact result in years, months, days and seconds
Fully adapted version for all devices and screens
Some useful tips:
The calculator compares the entered date of birth with the current date or the specified calculation date and calculates the exact number of years, months and days lived. The result takes leap years and exact month lengths into account.
Yes, you can specify any date in the future. The calculator will show how many years, months and days a person will be on this date. This is useful for planning events or determining age categories.
Yes, you can specify any date in the past. The calculator will show the person's age on this date. This is useful for historical calculations or determining the age at the time of an important event.
The calculator automatically shows the total number of days from birth to the calculation date. This value appears in the results as 'Total days'.
Yes, the calculator automatically takes into account leap years (years divisible by 4, except century years, which must be divisible by 400). A leap year contains 366 days instead of 365, which affects the accuracy of the calculation.
Yes, you can use the calculator to calculate the age of any living creature - pets, animals, etc. The calculation principle is the same: the date of birth is compared with the date of calculation.
To calculate age in detailed units, it is necessary to indicate not only the date, but also the time of birth and calculation. The calculator will show your age in years, months, days, hours, minutes and seconds.
Yes, the calculator correctly processes the date of birth as February 29th. In non-leap years, age is calculated from February 28 or March 1, depending on the logic of the calculator.
Enter your date of birth in the 'Date of Birth' field, and the desired date in the 'Calculate to date' field. The calculator will show the exact age on this date in years, months and days.
Yes, the calculator is completely free and does not require registration. You can use it an unlimited number of times without any restrictions.
Yes, you can copy the result or take a screenshot of the page. Some calculators support exporting results in various formats.
Yes, the calculator is fully adapted to work on mobile devices, tablets and smartphones. The interface automatically adjusts to the screen size.
If the current date is specified, the result is updated in real time as the time on the device changes. For fixed dates the result remains constant.
Typically the calculator calculates the age of one person at a time. To calculate the age of several people, perform the calculation for each separately.
Indicate your date of birth and the date the category was determined. The calculator will show the exact age, which can be used to assign to a specific age group.
The basic calculator works with dates without regard to time. To take into account time zones and exact time, you must specify the time of birth and calculation.
Yes, the calculator is useful for filling out various documents, forms and applications where you need to indicate your exact age in years, months and days.
Indicate the participant's date of birth and the date of the planned event. The calculator will show your age on that date, which will help you determine age limits and requirements.
Yes, the calculator accurately calculates age even for intervals of tens and hundreds of years, taking into account all leap years and the exact lengths of months.
The calculator shows age in years, months and days. To convert to weeks, use the total number of days divided by 7 (approximately).
Indicate the child's date of birth and the current date. The calculator will show your age in years, months and days. For children under one year old, age will be shown in months and days.
Yes, please include date of birth and date of inspection. If the age on the date of verification is 18 years or more, the person is considered an adult.
Indicate the participant's date of birth and the date of the competition. The calculator will show your age on that date to help determine age eligibility.
Yes, please include your date of birth and current date (or date you acquired your license). The calculator will show the age, which can be compared with the minimum age to obtain a license (usually 18 years).
Enter your date of birth and date of retirement. The calculator will show your age on that date to help determine your pension eligibility.
Indicate the student's date of birth and the start date of the school year or training. The calculator will show the age on this date, which is important for determining the grade level and age groups.
Yes, the calculator can be used to determine age on a specific date, which is important for legal issues related to adulthood, capacity and age restrictions.
Enter your date of birth and date of insurance. The calculator will show your age on that date, which is used to determine insurance rates and terms.
Yes, enter the later date as the birth date and the earlier date as the calculation date. The calculator will show a negative age, or you can use this to determine how many years ago the event occurred.
The calculator shows your current age. To determine the date of your next birthday, use the time addition calculator by adding the required number of years, months and days to your date of birth.