Calendar Converter

Today's lunar date is:

Effortlessly convert between Gregorian and Chinese lunar calendars with our powerful API. Unlock new possibilities for your business or personal needs.

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Quick Conversion Tool

Gregorian to Lunar

Easily convert any Gregorian date to the corresponding Chinese lunar date.

Lunar to Gregorian

Effortlessly convert a Chinese lunar date to the equivalent Gregorian date.

Instant Results

Result will appear here...

About the API

Powerful Conversion

Our API provides accurate and reliable conversion between Gregorian and Chinese lunar calendars.

Easy Integration

Integrate quickly with clean endpoints and predictable responses for frontend and backend use.

Scalable Solution

Built for high-volume usage, from side projects to production-grade enterprise applications.

API & Developer Documentation

API Endpoints

GET /api/v1/gregorian-to-lunar?date={YYYY-MM-DD}

GET /api/v1/lunar-to-gregorian?date={YYYY-MM-DD}&leap={boolean}

Request Parameters

lunarDate: Date of Chinese calendar (YYYY-MM-DD).

isLeap: Whether lunar month is leap month.

Response Format

{

"lunarDate": "2026/2/9",

"isLeap": false

}

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Pricing Plans

Scalable tiers for hobby projects to production-grade applications.

Free

¥0/mo

1,000 requests / mo
Basic date conversion
Community support

Frequently Asked Questions

What are the API rate limits?

Free plan includes 1,000 calls per month, Pro includes 50,000 calls, and Enterprise is customizable.

Do you support leap months?

Yes. Lunar-to-Gregorian conversion supports a leap-month flag for accurate date conversion.

How can I integrate the API?

Use our REST endpoints from any app. Swagger docs are available for quick testing.

What payment methods are accepted?

We support major cards and invoice billing for annual enterprise contracts.