Frequently Asked Questions
Is the Next Birthday completely free to use?
Yes, our Next Birthday is 100% free with no usage limits, hidden paywalls, or registrations required.
How accurate are the results provided by the Next Birthday?
The calculations are mathematically exact. Our engine utilizes native Javascript precision to deliver instant, exact results based directly on your provided inputs.
Is my inputted data saved or tracked?
Never. All processing happens entirely within your device's local browser memory. No sensitive information is ever transmitted to or stored on our backend servers.