Privacy Policy
This policy explains what information Sleep Cycle Calculator collects, why it is used, and how users can contact us about privacy matters.
Information we collect
Sleep Cycle Calculator is designed to work without requiring a user account. Most visitors can use the public calculator and read the blog without submitting personal information. We may collect limited technical information such as device, browser, and page request data for security, analytics, and performance monitoring where these services are configured. If you contact us using the contact form, we collect the information you choose to submit, including your name, email address, subject line, and message content.
How we use information
We use submitted contact details to review and respond to enquiries, improve the website, and maintain operational records. Technical data may be used to understand site performance, diagnose errors, protect the service from abuse, and evaluate which content users find useful. We do not present calculator outputs as personal medical records or private health files.
Cookies and third-party services
The site may use essential cookies for security and session stability. Analytics and advertising-related tools may also set cookies if they are enabled in the site configuration. Third-party providers such as analytics platforms, email delivery services, or advertising partners may process limited technical data according to their own policies.
How long data is kept
Contact form submissions are retained only as long as reasonably necessary for support, editorial follow-up, business correspondence, site administration, or legal record-keeping. We aim not to keep personal information longer than needed for those purposes.
Your choices
You can choose not to submit the contact form. You can also manage cookies through your browser settings. If you would like to request access, correction, or deletion relating to information you submitted directly to us, use the contact page and provide enough detail for us to identify the relevant record.
Children and sensitive information
Sleep Cycle Calculator is a general informational website. It is not intended for collecting sensitive health data through the public site. Please do not send confidential medical information through the contact form.
Contact
If you have privacy questions, please use the contact page. Related pages: Cookie Policy, Terms and Conditions, and Disclaimer.