Privacy Policy
Last updated: January 2026
What We Collect
CogTracker collects minimal data:
- Email address - Used to send test links and quarterly reminders
- Test results - Only if you choose to save them (encrypted with your password)
How We Store Data
If you choose to save your results:
- Results are encrypted using AES-256-GCM with a key derived from your password
- We cannot decrypt your data without your password
- If you forget your password, your data cannot be recovered
If you don't save results, we only retain your email for sending reminders.
How We Use Data
Your email is used only for:
- Sending your test link when you sign up
- Sending quarterly reminder emails
- Sending your results if you request them by email
We do not sell, share, or use your data for advertising.
Third-Party Services
We use:
Your Rights
You can:
- Unsubscribe - Click the unsubscribe link in any email
- Delete your data - Use the "reset" option in the test interface, or contact us
- Request your data - Contact us at support@cogtester.com
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