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Last modified: February 22, 2026
This policy explains how we collect, use, disclose, and protect your personal information when you use our Services. By using our Services, you agree to the collection and use of information in accordance with this policy. We may update this policy from time to time and will notify you of changes by posting the updated version on this page.
Name, email address, and profile picture provided via Google OAuth when you create an account.
Pages visited, problems attempted, code submissions, and study plan progress collected as you use the platform.
IP address, browser type, device information, and referring URLs collected automatically.
Handled entirely by Stripe. We do not store your credit card details on our servers.
HttpOnly cookie storing your encrypted session token. Keeps you signed in. Expires after 1 year.
Stored in localStorage to remember your cookie preference. No expiry.
Sets _ga and _ga_* cookies to understand how visitors use our site. Data is anonymized and aggregated.
Sets _gcl_* cookies for conversion tracking. No personal data is shared with advertisers.
Lightweight analytics for search traffic and site performance. Does not use persistent cookies.
UI preferences — sidebar state, layout preferences
Auth cache — non-sensitive user profile data for faster page loads
When you first visit our site, a consent banner lets you choose 'Accept All' (enables analytics cookies) or 'Necessary Only' (blocks all optional tracking).
You can change your preference at any time by clearing your browser's localStorage for pixelbank.dev and refreshing the page — the consent banner will reappear. You can also configure your browser to block or delete cookies. Note that blocking the authentication cookie will prevent you from staying signed in.
Each third-party service has its own privacy policy governing their use of your data.
We retain your account data for as long as your account is active. Code submissions and study progress are retained to provide you with historical tracking.
If you delete your account, we will remove your personal data within 30 days, though we may retain anonymized, aggregated data for analytics. Google Analytics data is subject to Google's retention policies (default 14 months).
Depending on your location, you may have the following rights:
To exercise any of these rights, contact us at [email protected].
Our Services are not intended for individuals under the age of 18. We do not knowingly collect personal information from children. If we become aware that a child under 18 has provided us with personal information, we will take steps to delete that information.
We may update this policy from time to time. We will notify you of material changes by posting the new policy on this page and updating the 'Last modified' date. Your continued use of our Services constitutes acceptance of the updated policy.
If you have questions about this policy or wish to exercise your data rights, please contact us at [email protected].