½halfbirthday.

Terms of Use

Effective November 2026

This website provides free, informational celebration ideas and date-calculation tools. It does not currently sell products or accept payments.

Date calculations

Half birthdays are calculated as six calendar months after the birthday occurrence, using the final day of the destination month when the same day number is unavailable. Different traditions may use different conventions. Verify important dates independently.

Calendar files

Calendar downloads are provided for convenience. Your calendar application controls whether an event is imported and whether any reminders are issued.

Availability

We may update or discontinue features. The service is provided as available without guarantees of uninterrupted operation.

Contact

Business contact details will be added when the official address is configured.

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