Privacy Policy
Last updated: June 2025
1. Information We Collect
DilutionCalc is designed with privacy in mind. We collect minimal information:
- Your calculation history is stored locally in your browser (localStorage) and never sent to our servers
- Your theme preference (dark/light) is stored locally
- Basic analytics data (page views, general location) to improve the service
- Contact form submissions if you choose to reach out to us
2. How We Use Your Information
We use the information we collect to:
- Provide, maintain, and improve DilutionCalc
- Respond to your comments, questions, and requests
- Understand usage patterns to improve the calculator
3. Data Security
Your calculation data never leaves your browser. We do not store, process, or have access to your dilution calculations. All computations happen client-side in your browser.
4. Cookies and Local Storage
DilutionCalc uses browser localStorage to save your theme preference and calculation history. No tracking cookies are used. You can clear this data at any time through the history panel or your browser settings.
5. Third-Party Services
We may use privacy-respecting analytics to understand how the calculator is used. No personal data is shared with or sold to third parties.
6. Your Rights
You have full control over your data. All calculation history can be cleared instantly using the "Clear All History" button. Your data is stored only in your browser and is never transmitted.
7. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new policy on this page and updating the "Last updated" date.
8. Contact Us
If you have questions about this Privacy Policy, please contact us.