Privacy Policy

Last updated: 29 June 2026

計算エキスパート ("this site") respects your privacy and is committed to protecting your personal information.

Personal Data Collection

We do not collect personal information when you use our calculators. All calculations are performed locally in your browser — no data is sent to our servers.

Cookies

We may use cookies for the following purposes:

• Improving site functionality (e.g. saving preferences)
• Analytics (we may introduce Google Analytics in the future)
• Advertising (we may introduce Google AdSense or similar services in the future)

Advertising

We may introduce third-party advertising services such as Google AdSense in the future. When active, these services may use cookies to show ads relevant to your interests.

For more information, see Google's Policies & Terms.

Analytics

We may use Google Analytics to understand site traffic. Data collected is anonymous and cannot identify you personally.

Disclaimer

We strive for accuracy in all calculation results, but we do not guarantee correctness. Use results at your own risk.

Contact

For questions about this privacy policy, visit our Contact page.