By accessing and using Sleep Calculator, you accept and agree to be bound by the terms and provision of this agreement. If you do not agree to abide by the above, please do not use this service.
Sleep Calculator is a free web-based tool that helps users calculate optimal bedtimes and wake-up times based on natural sleep cycles. The service provides:
Permission is granted to temporarily use Sleep Calculator for personal, non-commercial transitory viewing only. This is the grant of a license, not a transfer of title, and under this license you may not:
The information provided by Sleep Calculator is for general informational purposes only. While we strive to provide accurate sleep cycle calculations, this tool should not be considered medical advice. Always consult with a healthcare professional for sleep-related concerns or disorders.
In no event shall Sleep Calculator or its suppliers be liable for any damages (including, without limitation, damages for loss of data or profit, or due to business interruption) arising out of the use or inability to use Sleep Calculator, even if Sleep Calculator or its authorized representative has been notified orally or in writing of the possibility of such damage.
The materials appearing on Sleep Calculator could include technical, typographical, or photographic errors. Sleep Calculator does not warrant that any of the materials on its website are accurate, complete, or current. Sleep Calculator may make changes to the materials contained on its website at any time without notice.
Sleep Calculator may revise these terms of service at any time without notice. By using this web site, you are agreeing to be bound by the then current version of these terms of service.
Sleep Calculator is designed with privacy in mind. We collect minimal information:
The limited information we collect is used to:
Your data security is important to us:
Sleep Calculator uses minimal tracking:
You have the right to:
Sleep Calculator does not knowingly collect any information from children under the age of 13. The service is designed to be safe for all ages, with no data collection requirements.
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last Updated" date.
Since we store data locally in your browser: