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BS ↔ AD Date Converter

Convert dates between Bikram Sambat (BS) and Anno Domini (AD) calendars

BS to AD Conversion

AD to BS Conversion

Quick Converter

Format: YYYY-MM-DD (e.g., 2078-09-15 for BS or 2021-12-30 for AD)
Enter a date to see conversion

About BS/AD Date Conversion

The Bikram Sambat (BS) calendar is the official calendar of Nepal, while the Anno Domini (AD) calendar is the internationally used Gregorian calendar.

BS to AD: Convert dates from the Nepali calendar (Bikram Sambat) to the international calendar (Anno Domini).
AD to BS: Convert dates from the international calendar (Anno Domini) to the Nepali calendar (Bikram Sambat).
Accuracy: Uses official API data when available, with intelligent calculation fallback for maximum accuracy. Reference date: October 18, 2025 = Kartik 1, 2082.
Privacy: All conversions happen in your browser - your dates are never sent to any server.

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