Privacy Policy

Last updated: November 26, 2025

Information We Collect

No Personal Information

We do not collect, store, or transmit any personal information. Our Sleep Schedule Optimizer runs entirely in your browser, and your sleep preferences, schedules, and personal data never leave your device.

Google Analytics Data

We use Google Analytics 4 to understand how our website is used and improve our services. This includes:

• Pages visited and time spent on pages
• Browser type and version
• General geographic location (country/region level)
• Device information (mobile/desktop)
• Referring websites
• Technical interactions with our tools

Important: Analytics data is anonymous and aggregated. It cannot be used to identify individual users and contains no personal information about your sleep patterns or schedules.

Data Retention & Anonymization

Google Analytics data retention settings:

• IP addresses are automatically anonymized
• User and event data retained for 26 months
• Google Analytics identifiers expire after 2 months of inactivity
• No personal identifiers are collected or stored

Google AdSense Advertising

This website participates in the Google AdSense program to display relevant advertisements. This involves:

• Display Advertising: Google AdSense places advertisements on our website
• Personalization: Ads may be personalized based on your interests and browsing history
• Third-Party Networks: Google works with third-party advertising networks to serve ads
• Ad Cookies: Cookies may be placed to track ad performance and personalization
• Revenue Generation: We earn revenue when users interact with advertisements

How We Use Information

Website Improvement & Analytics

Anonymous analytics data helps us understand which features are most useful, identify technical issues, and improve the overall user experience. We use this data to:

• Improve website performance and usability
• Understand which educational content is most helpful
• Identify and fix technical problems
• Make informed decisions about new features
• Optimize our sleep optimization tools for better user experience

Advertising & Revenue

We use advertising data to:

• Display relevant advertisements through Google AdSense
• Generate revenue to support our free educational content
• Maintain and improve our free sleep optimization tools
• Keep our platform accessible to everyone without subscriptions
• Measure ad performance to improve user experience

Information Storage & Security

Client-Side Processing

The Sleep Schedule Optimizer processes all calculations and stores all data locally in your browser. This means:

• Your sleep schedule data never leaves your device
• No data is stored on our servers
• We cannot access or retrieve your personal sleep information
• Clearing your browser data will remove any stored preferences

Browser Storage

We may use browser local storage to temporarily save your progress in the Sleep Optimizer tool. This data:

• Is stored only on your device
• Contains only your current tool progress
• Can be cleared at any time by clearing your browser data
• Is not synchronized across devices or browsers

Cookies & Tracking

Google Analytics Cookies

Google Analytics uses cookies to collect anonymous usage data. These cookies:

• Track website usage and performance metrics
• Are used for website analytics only
• Do not collect personal information
• Can be disabled through browser settings or Google's opt-out tools
• Are managed according to Google's privacy policy

Google AdSense Cookies

Google AdSense may set cookies for advertising purposes. These cookies:

• Personalization: Remember your ad preferences and show relevant ads
• Frequency Capping: Prevent showing the same ad too frequently
• Performance Tracking: Measure ad effectiveness and revenue
• Cross-Site Tracking: Track interactions with ads across websites
• DoubleClick: Use Google's ad serving technology
• User Consent: Respect user choices about ad personalization

Third-Party Advertising Cookies

Google AdSense may work with third-party advertising networks that set their own cookies. These cookies:

• Are managed by third-party advertising partners
• Follow their respective privacy policies
• Can be controlled through Google's ad settings
• May be used for cross-device advertising
• Help advertisers measure ad campaign effectiveness

Essential Cookies

Our website may use essential cookies for basic functionality, such as maintaining your session or remembering display preferences. These cookies are necessary for the website to function properly.

Third-Party Services

Google Analytics 4

We use Google Analytics 4 for website analytics. Google's privacy policy and practices apply to any data collected through their service. You can review Google's privacy policy at their website.

Google AdSense

We use Google AdSense to display advertisements. Google's AdSense policies and privacy practices govern how advertisements are served and how data is collected for ad personalization. Google's privacy policy and AdSense terms apply to all advertising-related data collection.

Your Rights & Choices

Control Your Data & Privacy

Since we don't collect personal information, you have complete control over your data and privacy settings:

• Opt out of analytics: Use browser settings or extensions to block analytics cookies
• Clear local data: Clear your browser data to remove any stored preferences
• Privacy settings: Adjust your browser privacy settings as desired
• No tracking: Our tools work perfectly without any tracking enabled
• Ad personalization control: Manage ad preferences through Google's Ad Settings
• Cookie management: Control advertising cookies through your browser settings
• Opt-out tools: Use Google's opt-out tools for personalized advertising
• Third-party opt-outs: Opt out of third-party advertising tracking

Advertising Controls

You can control how ads are personalized for you:

• Google Ad Settings: Visit adssettings.google.com to manage ad personalization
• Ads Personalization: Turn personalized ads on or off across Google services
• Interest Categories: Add or remove interest categories for ad targeting
• Cross-Device Ads: Control whether ads are personalized across devices
• Ad Network Opt-out: Opt out of participating ad networks

Age Restrictions

This website is intended for adults 18 years of age and older. We do not knowingly collect any information from users under 18. If we become aware that we have inadvertently collected information from a user under 18, we will take steps to delete such information immediately.

Canadian Operations & Jurisdiction

SleepScheduleOptimizer.com is operated from Canada and complies with Canadian privacy laws and regulations. If you are accessing our website from outside Canada, please be aware that your information may be processed in accordance with Canadian laws and standards.

Changes to This Privacy Policy

We may update this privacy policy occasionally to reflect changes in our practices or applicable law. When we make changes, we will:

• Update the "Last updated" date at the bottom of this policy
• Make the updated policy available on this page
• Notify users of significant changes through website notices

Contact Us

If you have questions about this privacy policy or our privacy practices, please contact us through our website's contact page.