Online Perpetual Calendar

• perpetual calendar tool supporting Gregorian and Chinese lunar calendar date lookup, solar terms, and festival queries
• Browse any year and month with lunar dates, solar terms, and traditional festivals

1. Open the tool page — no installation needed
2. Use the year selector and arrow buttons to switch years and months (or click "Today" to jump to the current month)
3. Click any date to see its details below: solar date, lunar date, solar term, and festival

• This tool is completely free and requires no sign-up
• Everything runs locally in your browser — your data never leaves your device

Free online perpetual calendar tool supporting Gregorian and Chinese lunar calendar date lookup, solar terms, and festival queries. Browse any year and month with lunar dates, solar terms, and traditional festivals.

Open the tool page — no installation needed Use the year selector and arrow buttons to switch years and months (or click "Today" to jump to the current month) Click any date to see its details below: solar date, lunar date, solar term, and festival

This tool is completely free and requires no sign-up Everything runs locally in your browser — your data never leaves your device

Yes, Online Perpetual Calendar is completely free. No download or installation required — it runs right in your browser.