Privacy Policy
Last updated: May 26, 2026
Our Commitment to Privacy
SaaStainedNumbers is designed to respect your privacy. All calculator calculations happen entirely in your browser; your input data never leaves your device. We do not store, transmit, or process your calculator inputs on our servers.
What We Do NOT Collect
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Cookies and Local Storage
We use localStorage in your browser to remember your theme preference (light/dark mode) and locale selection. This data stays on your device and is not sent to our servers.
We use Google Analytics (GA4) to understand aggregate traffic patterns. GA4 uses cookies to distinguish unique visitors. You can learn more about Google's data practices in Google's Privacy Policy.
Third-Party Services
We use the following third-party services:
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Changes to This Policy
We may update this Privacy Policy from time to time. Changes will be posted on this page with an updated date.