Birthday Calculator
Find the weekday you were born, your next birthday countdown, zodiac sign and fun age facts.
Enter your values to see the result.
Continue your work
- Age Calculator — Calculate your exact age.
- Countdown Timer — Count down to your birthday.
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Clear instructions
Find steps, examples and limitations below.
Use online
Open the tool in a supported web browser.
Free to use
No sign-up required. Tool-specific limits may apply.
How to use the Birthday Calculator
Find the weekday you were born, your next birthday countdown, zodiac sign and fun age facts.
- 1 Enter your date of birth.
- 2 Read the weekday you were born and your birthday countdown.
- 3 Explore the fun facts and your next ten birthdays.
Example and practical tips
Someone born on 15 June 1995 was born on a Thursday, is a Gemini, a Millennial, and reached their 10,000th day in 2022.
Frequently asked questions
How is the Chinese zodiac sign found?
From the birth year. People born in January or early February may belong to the previous year’s sign, since Chinese New Year falls later.
Are my details saved?
No. Everything is calculated in your browser.
Report an issue
Something broken or not quite right? Tell us and we will look into it.