Terms & Conditions

Last updated: September 24, 2026

1. Acceptance of Terms

By using The Block Calculator website and its calculators, you agree to these terms. If you do not agree, please do not use the site.

2. Use License

You may use the calculators and content for personal, non-commercial or professional estimating purposes. This is a license, not a transfer of ownership. You may not:

• scrape or systematically copy the site’s code, formulas or content;
• redistribute the materials commercially without written permission (using results for your own estimates is fine);
• decompile, reverse engineer or exploit any software on the site;
• remove copyright or other proprietary notices.

3. Disclaimer of Warranties

All materials, diagrams and calculators are provided “as is” and “as available”, without warranties of any kind, express or implied, including merchantability, accuracy, fitness for a particular purpose or non-infringement.

4. Limitation of Liability

The Block Calculator, its developers and partners are not liable for any damages, including loss of data, profit, construction delays or material shortages, arising from use of or inability to use the site.

5. Accuracy of Content and Calculations

The calculators give quick estimates based on mathematical formulas and your inputs. Results are estimates only. Verify all results and consult qualified construction professionals or engineers before making purchasing or construction decisions.

6. Intellectual Property

All original content, features and functionality are owned by The Block Calculator and protected by copyright and other intellectual property laws.

7. User Responsibilities

You agree to enter accurate data, use the site lawfully and not attempt unauthorized access to our systems.

8. Third-Party Links

We are not responsible for the content of linked sites. A link does not imply endorsement.

9. Changes to These Terms

We may revise these terms at any time. Continued use of the site means you accept the current version.

10. Governing Law

These terms are governed by the laws of the jurisdiction where The Block Calculator operates, without regard to conflict-of-law provisions.