Privacy Policy
StopStack is designed as a local-first utility. The app does not require an account and does not collect, sell, or share personal data.
Data stored on device
Saved filters, recent calculations, and language preference are stored locally on your device.
Network and tracking
StopStack v1 does not use analytics, advertising SDKs, cloud sync, or third-party tracking.
Contact
For privacy questions, email support through the support page.