← Back to Calculator

Privacy Policy

Last Updated: October 2023

At Sleep Calculator, accessible from https://sleepcalculator.github.io/, one of our main priorities is the privacy of our visitors. This Privacy Policy document contains types of information that is collected and recorded by Sleep Calculator and how we use it.

1. Data Collection

Sleep Calculator is a static web application. All sleep cycle calculations are performed locally on your device using JavaScript. We do not have a database and do not store your personal sleep data, times, or quiz results on any server.

2. Log Files & Analytics

Sleep Calculator follows a standard procedure of using log files. These files log visitors when they visit websites. Like most websites, we use Google Analytics to understand how users interact with our tool. The information collected by Google Analytics includes:

This information is not linked to any information that is personally identifiable. The purpose of the information is for analyzing trends, administering the site, and tracking users' movement on the website.

3. Cookies

We use "cookies" to store information including visitors' preferences and the pages on the website that the visitor accessed or visited. This information is used to optimize the users' experience by customizing our web page content based on visitors' browser type and/or other information.

4. Third-Party Privacy Policies

Sleep Calculator's Privacy Policy does not apply to other advertisers or websites. We are hosted via GitHub Pages. You may consult the respective Privacy Policies of these third-party services (GitHub and Google Analytics) for more detailed information.

5. Consent

By using our website, you hereby consent to our Privacy Policy and agree to its terms.

6. Contact Us

If you have additional questions or require more information about our Privacy Policy, do not hesitate to contact us via our GitHub repository.