These Terms of Service ("Terms") govern your use of DIYCalc at diycalc.app, operated by Autonomatica, a company registered in Estonia. By using DIYCalc, you agree to these Terms.

1. Service Description

DIYCalc is a free web application that provides construction calculators for educational and informational purposes. Tools include (but are not limited to) concrete calculators, roofing calculators, cost estimators, material calculators, and project planning tools.

2. Not Financial Advice

Important: The calculations and information provided by DIYCalc are for informational and educational purposes only. They do not constitute construction, building, or engineering advice.

DIYCalc is not a licensed licensed contractor or building professional, broker, or tax professional. Results from our calculators are estimates based on the inputs you provide and simplified mathematical models. Always consult a qualified qualified professional before making construction decisions.

3. Accuracy & No Warranty

While we strive for accuracy, DIYCalc is provided "as is" without any warranty of any kind, express or implied. We do not guarantee:

The accuracy, completeness, or fitness for any particular purpose of calculator results
Uninterrupted or error-free access to the service
That results reflect current tax laws, interest rates, or market conditions

Tax rates, contribution limits, and other figures change over time. Verify current figures with official sources before relying on them.

4. Limitation of Liability

To the maximum extent permitted by applicable law, Autonomatica and its affiliates shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of DIYCalc, including but not limited to losses resulting from reliance on calculator outputs.

5. Acceptable Use

You agree not to:

Use DIYCalc for any unlawful purpose
Attempt to disrupt, overload, or damage the service
Scrape or systematically extract data without permission
Misrepresent DIYCalc results as professional construction advice

6. Intellectual Property

All content, code, design, and trademarks on DIYCalc are owned by Autonomatica or its licensors. You may not reproduce, distribute, or create derivative works without written permission, except as permitted by applicable law.

7. Free Service

DIYCalc is currently provided free of charge. We reserve the right to introduce paid features or change the pricing model in the future, with reasonable advance notice.

8. Privacy

Your use of DIYCalc is also governed by our Privacy Policy, which is incorporated into these Terms by reference.

9. Changes to Terms

We may update these Terms from time to time. The "last updated" date at the top reflects the most recent revision. Continued use of DIYCalc after changes constitutes acceptance of the updated Terms.

10. Governing Law

These Terms are governed by the laws of Estonia and the European Union. Any disputes shall be resolved in the courts of Tallinn, Estonia, unless mandatory consumer protection laws in your jurisdiction provide otherwise.

11. Contact

Questions about these Terms? Contact us at hello@diycalc.app or visit our contact page.