Privacy Policy

Last Updated: January 24, 2026

Data Collection Summary

Sleep Calculator does not collect any personal data. This app operates entirely on your device without transmitting any information to external servers.

Overview

Sleep Calculator ("we," "our," or "us") is committed to protecting your privacy. This Privacy Policy explains our data practices for the Sleep Calculator iOS application ("App").

Information We Do Not Collect

Sleep Calculator is designed with privacy at its core. We do not collect, store, transmit, or share any personal information or data. Specifically:

Personal Information: We do not collect your name, email address, phone number, or any other personally identifiable information.
Sleep Data: We do not track, monitor, or store your sleep patterns, sleep times, or any health-related information.
Usage Data: We do not collect analytics, usage statistics, or crash reports.
Device Information: We do not collect device identifiers, IP addresses, or system information.
Location Data: We do not access or collect your location information.

How the App Works

All calculations and processing in Sleep Calculator occur locally on your device:

Sleep time calculations are performed instantly on your device
No data is sent to external servers
No internet connection is required for core functionality
No user accounts or registration is needed

Data Storage

The App does not store any user data. All sleep calculations are temporary and exist only while you are using the App. When you close the App, no data persists.

Third-Party Services

Sleep Calculator does not integrate with any third-party services, SDKs, or analytics tools that would collect your data. We do not use:

Analytics services (e.g., Google Analytics, Firebase Analytics)
Advertising networks or SDKs
Social media integration
Cloud storage services

Advertising

Sleep Calculator does not display advertisements. We do not share any data with advertisers or advertising networks.

In-App Purchases

Sleep Calculator is completely free and does not offer in-app purchases. We do not process any payment information.

Children's Privacy

Our App is suitable for users of all ages and complies with the Children's Online Privacy Protection Act (COPPA). We do not knowingly collect personal information from children under 13 years of age. Since we collect no data from any users, children can safely use our App.

Your Rights

Since we do not collect any personal data, there is no data to access, modify, or delete. However, if you have any privacy-related questions or concerns, please contact us using the information below.

Changes to This Privacy Policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated "Last Updated" date. We encourage you to review this Privacy Policy periodically.

Contact Us

If you have any questions, concerns, or suggestions regarding this Privacy Policy or our privacy practices, please contact us:

Email: iocompile67692@gmail.com

GitHub: https://github.com/zzykjerseys-wq/sleeptime-ios-app/issues

Compliance

This Privacy Policy is designed to comply with:

Apple App Store Review Guidelines
General Data Protection Regulation (GDPR) - as applicable
California Consumer Privacy Act (CCPA) - as applicable
Children's Online Privacy Protection Act (COPPA)

By using Sleep Calculator, you agree to this Privacy Policy. If you do not agree with this policy, please do not use our App.