Calculate your exact age, zodiac sign & birthday countdown
This age calculator computes your exact age down to the second, along with your zodiac signs and a live birthday countdown. Here is how to use each feature of the tool.
Step 1: Enter your date of birth. Click on the "Date of Birth" field and select your birthday from the calendar picker. You can also type the date manually in YYYY-MM-DD format. The calculator works with any date from January 1, 1900 onward.
Step 2: Set the target date (optional). The "Calculate age on" field defaults to today's date. You can change it to any date — past or future — to find out your age at a specific point in time. This is useful for answering questions like "How old will I be on December 31, 2030?" or "How old was I on my wedding day?"
Step 3: Click "Calculate Age". Your results appear in multiple sections. The main display shows your age in years, months, and days. Below that, a grid shows your total age expressed in months, weeks, days, hours, minutes, and seconds.
Step 4: Check your zodiac signs. The calculator determines both your Western zodiac sign (based on birth month and day) and your Chinese zodiac animal (based on birth year). It also shows the associated Chinese element (Wood, Fire, Earth, Metal, or Water).
Step 5: Watch the birthday countdown. The countdown timer shows exactly how many days, hours, minutes, and seconds remain until your next birthday. It updates every second in real-time.
Privacy: All calculations happen entirely in your browser. Your birth date is never sent to any server or stored anywhere. The page works offline once loaded.
Age is calculated by finding the difference between your birth date and the current date, expressed in years, months, and days.
The calculator is accurate to the second. It accounts for leap years, varying month lengths, and updates in real-time.
Your Chinese zodiac is determined by your birth year in the Chinese lunar calendar. The cycle repeats every 12 years with 12 animals.
Your zodiac sign is based on your birth date and the position of the Sun at the time of birth. There are 12 signs in the Western zodiac.
Yes, the calculation fully handles leap years including February 29 birthdays.
Yes, you can change the "Calculate age on" date to any date to find your age at a specific point in time.
The birthday element (Wood, Fire, Earth, Metal, Water) is derived from the Chinese zodiac and represents one of the five elements in Chinese philosophy.
No, your birth date is processed entirely in your browser and is never sent to any server.