Age Calculator
How to use: Select your date of birth below, then click Calculate Age to see your exact age in years, months, and days.
Age Calculator — Calculate Exact Age in Years, Months & Days
Quickly find your exact age (years, months, days) or calculate age differences between two dates. Our Age Calculator is fast, accurate, mobile-friendly and free — no signup required.
Why use this Age Calculator?
- Instant results: Get precise years, months, days, and optionally hours/minutes.
- Compare dates: Calculate age at a specific past or future date (useful for eligibility, visas, birthdays).
- Mobile-ready: Works smoothly on phones, tablets and desktops.
- Privacy-first: All calculations happen locally in your browser — we store nothing.
How the Age Calculator Works
Enter a birthdate (or two dates if you want the difference between them). The calculator uses standard calendar arithmetic (taking leap years into account) to compute the exact difference in years, months and days. You can optionally include time (hours/minutes) for an exact age down to minutes.
How to Use — Step by Step
- Open the Age Calculator tool.
- Enter the birthdate or start date and (optionally) an end date. If end date is empty, the calculator uses the current date/time.
- Choose whether you want the result in years/months/days or include hours and minutes.
- Click Calculate to see the exact age. Use Reset to clear inputs.
Common Use Cases
- Find age eligibility for jobs, exams or government forms.
- Calculate age difference between partners or family members.
- Plan accurate birthday countdowns or milestone celebrations.
- Determine exact service time, tenure or seniority periods.
Benefits of Using Our Calculator
Unlike rough estimators, this calculator accounts for leap years and full calendar math so you won’t get an off-by-one error. It’s also client-side — quick and private.
Frequently Asked Questions (FAQ)
Q: Is this calculator accurate for leap years?
A: Yes. The algorithm accounts for leap years and month length differences to return an exact result.
Q: Do you store my birthdate?
A: No. All calculations run in your browser. We do not collect or store personal dates unless you explicitly export them locally.
Q: Can I calculate age for future dates?
A: Yes. Enter any future date as the end date to compute age at that future time (useful for planning eligibility or milestones).
Q: How do I use the result for official forms?
A: Use the computed years, months and days as a reference and always cross-check with official documents and the relevant authority when exact format is required.
Try the Age Calculator
Ready to calculate? Open the tool and try it now — it’s free and private.