Last Updated: October 28, 2025
Thank you for choosing and trusting the "Scientific Calculator Pro" Chrome Extension (hereinafter referred to as "the Extension"). We place a high value on your personal privacy and data security. This Privacy Policy is intended to clearly explain how the Extension handles information during its operation.
We solemnly promise that this Extension does not collect, record, store, or transmit any of your Personally Identifiable Information (PII). This includes, but is not limited to, your name, email, IP address, geographic location, browsing history, or any form of device identifier. All calculations are performed entirely within your browser, with no data exchange with our servers.
To enhance your user experience, the Extension may use the chrome.storage API to store some non-personal configuration and state data on your local computer. This data is fully under your control and will never be uploaded to any external servers.
Data that may be stored includes:
The sole purpose of this data is to restore the calculator to its previous state when you close and reopen it, providing you with a consistent operational experience.
The permissions requested by this Extension are used exclusively to implement its core features:
contextMenus: Used to add a right-click menu item on the extension icon to provide the "Open in detached window" shortcut.system.display: Used to get screen dimensions in order to center the detached window on the display.This Extension does not integrate any third-party advertising, analytics, or tracking services. All your operations are conducted in a clean and secure environment.
We reserve the right to update this Privacy Policy in the future. Any significant changes will be announced on the Extension's page in the Chrome Web Store. We encourage you to review it periodically for the latest information.