Lightning‑fast
Optimized layout and lightweight UI for snappy loads on any device.
✨ Elegant • Fast • Private
Find your age in seconds.
Free, accurate, privacy‑first age calculator — get your exact age today in years, months, weeks and days with next birthday progress. Lightweight, responsive UI you can extend.
Free online age calculator to find your exact age today in years, months, weeks and days — plus next birthday countdown. 100% client‑side, privacy‑first.
No sign‑up • Lightning Fast • Mobile‑ready
Age Calculator
Enter your date of birth to compute years, months, days and next birthday progress. All on-device.
Key Features
Everything you need for an exact age calculation: precise year / month / day breakdown, progress to next birthday, responsive design and privacy‑first operation — no data leaves your device.
Glassmorphism
Soft, translucent cards with tasteful blur for a premium aesthetic.
Responsive
Looks great on phones, tablets, and desktops — no tweaks required.
Privacy‑first
Keep calculations on device when you wire up the logic.
Timezone auto-detect
Picks your local timezone automatically, with an option to switch to another timezone from the dropdown.
Real-time date & time
Shows the current date (and time if enabled) and updates automatically without page reloads.
How the Age Calculator Works
Pick your date of birth, we compute the live difference between now and that date to produce years, remaining months and days, plus total months / days lived and a next birthday countdown bar.
Enter your date of birth
Select your birth date using the calendar input or type it in the YYYY/MM/DD format. You may also choose a timezone for more accurate results.
Click “Calculate”
Instantly see your exact age in years, months, and days, along with total months lived, days lived, and a countdown to your next birthday.
Reset or try again
Want to calculate for another date? Use the Reset button to clear your input and start fresh anytime.
Frequently Asked Questions
Common questions about calculating your exact age today, days lived, months lived and integrating this age calculation UI.
How accurate is the age calculation?+
Our free age calculator gives highly accurate results by comparing your date of birth with today’s date in your chosen timezone. It breaks down your age into years, months, and days, ensuring precision whether you are checking in India, the USA, or any other region.
Do you store my data?+
No. This online age calculator is completely privacy-focused. All calculations are done instantly in your browser and no data is stored, saved, or shared with any server.
Can I integrate this into my existing site?+
Yes. The calculator is built with React and Tailwind, so you can embed it as a component or use it as a standalone page in a Next.js project.
How do I calculate my exact age in years, months and days?+
Simply enter your date of birth and press Calculate. The tool instantly shows your exact age in years, months, and days, along with total months lived and days lived.
How many days old am I today?+
The calculator provides a Days lived result, showing exactly how many days you have been alive since your date of birth.
Can I get my age in weeks or months?+
Yes. The Months lived value is shown directly. Weeks can be estimated by dividing the total days lived by 7, making it easy to know your exact age in weeks, months, and days.
What does the Next Birthday section show?+
It displays the exact date of your next birthday, the number of days left until it, and a progress bar showing what percentage of the year has passed since your last birthday.
Is this age calculator mobile-friendly?+
Yes. The calculator is fully responsive and works smoothly on mobile phones, tablets, and desktops.
Is this tool free to use?+
Yes. This free age calculator requires no signup, no payment, and is always accessible online to calculate your exact age instantly.