Age Calculator BS to AD
Calculate age and convert dates between Bikram Sambat (BS) and Gregorian (AD) calendars
🎂 Your Age
🔄 Date Conversions
📊 Additional Information
Related :
Age Calculator BS to AD & ⇋ AD to BS
Calculating age becomes confusing when dates are recorded in different calendars. In Nepal, many records use the Bikram Sambat (BS) calendar, while international and official systems often require Gregorian (AD) dates. An Age Calculator BS to AD & ⇋ AD to BS solves this problem by allowing users to convert dates between both calendars and calculate accurate age instantly.
This tool is ideal for students, job applicants, parents, and anyone who needs precise age calculation across BS and AD formats.
What Is an Age Calculator BS to AD & ⇋ AD to BS?

An Age Calculator BS to AD & ⇋ AD to BS is an online tool that:
- Converts BS dates to AD
- Converts AD dates to BS
- Calculates exact age in years, months, and days
It removes the need for manual conversion and avoids errors caused by different month lengths and calendar rules.
Why This Calculator Is Useful
- Nepal uses BS, while many global forms require AD
- Manual conversion is time-consuming and error-prone
- BS months have variable lengths
- Leap year rules differ between calendars
This calculator handles all of this automatically and provides accurate results in seconds.
How to Use the Age Calculator (BS ⇋ AD)

Step 1: Choose Conversion Mode
Select either:
- BS to AD, or
- AD to BS
Step 2: Enter Date
Select the day, month, and year according to the chosen calendar.
Step 3: Click “Calculate / Convert”
The tool instantly converts the date and calculates the exact age.
Step 4: View Result
You will see:
- Converted date (BS or AD)
- Exact age in years, months, and days
BS vs AD – Quick Difference
- BS (Bikram Sambat):
Used in Nepal, about 56–57 years ahead of AD - AD (Gregorian):
International calendar used worldwide
This calculator bridges the gap between the two systems.
What is an Age Calculator BS to AD & ⇋ AD to BS?
It is an online tool that converts dates between Bikram Sambat (BS) and Gregorian (AD) calendars and calculates the exact age in years, months, and days.
Can this calculator convert both BS to AD and AD to BS?
Yes, the calculator supports two-way conversion, allowing you to convert BS to AD and AD to BS easily.
Do I need to enter dates manually?
You simply select or enter the day, month, and year. The calculator handles the rest automatically.
Conclusion
The Age Calculator BS to AD & ⇋ AD to BS is a reliable and easy solution for converting dates and calculating age accurately across both calendar systems. It saves time, avoids mistakes, and works perfectly for Nepali and international use.
If you regularly deal with BS and AD dates, this calculator is the smartest way to get accurate age results instantly.