Privacy Policy
Last updated: April 2026
1. Overview
CalcHub is committed to protecting your privacy. This policy explains what information we collect and how we use it.
2. Data We Do NOT Collect
CalcHub does not collect, store, or transmit any of the following:
- Dates of birth entered into the Age Calculator
- Bill amounts entered into the Tip Calculator
- Any numbers or values entered into any calculator
- Names, email addresses, or any personal information
- IP addresses or location data
All calculations run entirely within your browser. No data is sent to any server.
3. Cookies
CalcHub uses only essential cookies required for basic functionality such as remembering your language preference. We do not use advertising cookies or tracking cookies.
4. Advertising
CalcHub displays advertisements to support the free service. Our advertising partners may use cookies to show relevant ads. You can opt out of personalized advertising through your browser settings or Google's ad settings at adssettings.google.com.
5. Third Party Services
CalcHub may use Google AdSense for advertising. Google's privacy policy is available at policies.google.com/privacy.
6. Children
CalcHub does not knowingly collect data from children under 13. The calculators are general purpose tools suitable for all ages.
7. Changes to This Policy
We may update this policy from time to time. Changes will be posted on this page with an updated date.
8. Contact
For privacy questions contact us at: gillsdigitalstudio@gmail.com