Terms of Service

Last updated: March 22, 2026

By using SleepShift ("the app"), you agree to these Terms of Service.

1. Description of Service

SleepShift is a sleep optimization app designed for shift workers. It provides personalized sleep window recommendations, light exposure guidance, and sleep tracking based on your shift schedule. The app provides general wellness recommendations and is not a medical device.

2. Medical Disclaimer

SleepShift does not provide medical advice. The sleep recommendations, light exposure guidance, caffeine timing, and other suggestions are for informational purposes only and are based on general circadian rhythm research. They are not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider with questions about a medical condition or sleep disorder.

3. Subscriptions

• SleepShift offers a 14-day free trial. After the trial, a paid subscription is required to continue using the app.
• Subscription options: $5.99/month or $34.99/year.
• Payment is charged to your Apple ID account at confirmation of purchase.
• Subscription automatically renews unless canceled at least 24 hours before the end of the current period.
• You can manage or cancel your subscription in your iPhone's Settings > Apple ID > Subscriptions.

4. Free Trial

• New users receive a 14-day free trial with full access to all features.
• After the trial period, the app requires an active subscription to use.
• If you subscribe during the trial, the remaining trial period is forfeited.

5. User Responsibilities

• You are responsible for the accuracy of the shift schedules you enter.
• You should not rely solely on the app for safety-critical sleep decisions (e.g., operating heavy machinery or driving).
• You are responsible for maintaining your device and keeping the app updated.

6. Limitation of Liability

SleepShift is provided "as is" without warranties of any kind. To the maximum extent permitted by law, we are not liable for any damages arising from your use of the app, including but not limited to health outcomes, missed sleep, or reliance on the app's recommendations.

7. Intellectual Property

All content, design, and code in SleepShift are owned by us. You may not copy, modify, distribute, or reverse engineer any part of the app.

8. Termination

We reserve the right to terminate or suspend access to the app at any time, for any reason, without notice.

9. Changes to Terms

We may update these Terms from time to time. Continued use of the app after changes constitutes acceptance of the new Terms.

10. Governing Law

These Terms are governed by the laws of the Republic of Turkey.

11. Contact

If you have questions, contact us at:

Email: yucelcelikdev@outlook.com