Privacy Policy
Last updated: May 2026
1. Data Collection
CalcHub (calchub.io) does not collect, store, or process any personal data from its users. We do not require account creation, login credentials, or any form of personal information to use our calculator and converter tools. You can use all features of our website completely anonymously.
2. Client-Side Processing
All calculations and conversions are performed entirely within your web browser. No data you enter into our tools is transmitted to our servers or any third-party service. Your input values, calculation results, and any files you work with remain exclusively on your device and are never uploaded or stored remotely.
3. Analytics
We use Google Analytics to collect anonymous usage statistics about how visitors interact with our website. This helps us understand which tools are most popular and how we can improve the user experience. Google Analytics collects information such as pages visited, time spent on site, browser type, and general geographic region. This data is aggregated and cannot be used to identify individual users.
4. Cookies
Our website uses cookies solely for analytics and advertising purposes. We do not use cookies to track personal information or build user profiles. The cookies placed on your device come from Google Analytics (for usage statistics) and our advertising partner Adsterra (for displaying relevant ads). You can disable cookies through your browser settings at any time.
5. Third-Party Services
We integrate the following third-party services:
- Google Analytics: For anonymous website usage statistics and performance monitoring.
- Adsterra: For displaying advertisements that help keep our tools free. Adsterra may use cookies to serve relevant ads.
Each of these services has their own privacy policy governing how they handle data.
6. Contact
If you have any questions about this privacy policy or our data practices, please contact us at privacy@calchub.io.