Tab Cleanup – Privacy Policy

Last updated: April 23, 2026

Data collection

Tab Cleanup does not collect, transmit, store, or share any personal data or browsing information. No analytics, telemetry, or tracking of any kind is performed.

Permissions used

• tabs — used to list and close open browser tabs.
• cookies — required by Firefox to read the cookieStoreId property on tabs, which identifies whether a tab is assigned to a container. No cookie data is read or stored.

Local operation

All processing happens locally in your browser. The extension makes no network requests and communicates with no external servers.

Contact

Questions or concerns? Open an issue on the project repository.