Penumbra is built with privacy as a core principle. This policy describes how we handle your information.
Last updated
July 9, 2026
Penumbra operates with a strict no-logs policy. We do NOT collect, store, or transmit:
When you use Penumbra:
To maintain and improve our service, we may collect minimal technical information:
This information is collected anonymously and cannot be used to identify individual users or their browsing activity.
Penumbra does not share any data with third parties. We do not sell, rent, or trade user information. The extension is designed to improve your browsing experience, not monetize your data.
Since we don't collect personal data or browsing logs, there is no user data to retain or delete. Your theme preferences are stored locally in your browser and are deleted when you uninstall the extension.
Penumbra does not knowingly collect information from anyone under the age of 13. The extension is designed for general use and is safe for users of all ages.
Since we don't collect personal data, there is no user data to access, modify, or delete. You have the right to:
We may update our Privacy Policy from time to time. We will notify you of any material changes by posting the new Privacy Policy on this page and updating the "Last updated" date.
If you have any questions about this Privacy Policy, please contact us at: [email protected]
We do not log your browsing activity, visited websites, or theme preferences on our servers.
Penumbra does not require registration, so we don't collect email addresses or personal information.
All your theme settings and preferences are stored locally in your browser and never transmitted.
We do not include any third-party analytics or tracking scripts in our extension.
Penumbra is committed to protecting your privacy. We believe in transparency and operate with a strict no-data-collection policy to ensure your browsing remains yours alone.