Terms of Service

By accessing or using the Services, you agree to these Terms. If you do not agree, do not use the Services.

We may update these Terms from time to time. Changes take effect when posted on this page, unless we state otherwise. Your continued use after changes are posted means you accept the updated Terms.

The Services provide educational information and calculator outputs. They are not professional engineering advice. You are responsible for verifying results before using them for real-world decisions.

Do not rely on the Services for safety-critical work. Check relevant standards, datasheets, and professional guidance.

Subject to your compliance with these Terms, the Company grants you a personal, revocable, non-transferable, non-exclusive licence to access and use the Services for personal, non-commercial purposes.

All rights not expressly granted are reserved by the Company.

• Do not attempt to disrupt, damage, or interfere with the Services, servers, or networks.
• Do not use automated means (including scraping, bots, or excessive requests) that impose an unreasonable load on the Services.
• Do not bypass, disable, or defeat security features or access controls.
• Do not use the Services to violate any law or infringe the rights of others.
• Do not upload or transmit malware or other harmful code.

The Services and all associated content, code, design, and branding are owned by or licensed to the Company and are protected by applicable laws.

You may not copy, modify, distribute, sell, or lease any part of the Services without prior written permission, except where permitted by law.

Except where permitted by applicable law, you may not reverse engineer, decompile, or disassemble any portion of the Services.

If reverse engineering is permitted for interoperability, you must first request needed information from the Company and use any information only for interoperability.

The Services may link to third-party websites or services. We do not control third-party services and are not responsible for their content, availability, or practices. Review their terms and privacy policies.

We may show advertising and use analytics to understand site performance. These services may use cookies and similar technologies.

For details on what is collected and your choices, see our Privacy Policy: https://lumencalculator.com/privacy-policy/.

The Services are provided “as is” and “as available”. To the fullest extent permitted by law, we disclaim all warranties, whether express or implied, including implied warranties of merchantability, fitness for a particular purpose, title, and non-infringement.

We do not warrant that the Services will be uninterrupted, secure, or error free, or that results will be accurate for every scenario.

To the fullest extent permitted by law, the Company and its officers, directors, employees, agents, and affiliates are not liable for any indirect, incidental, consequential, special, or punitive damages, or loss of profits or data, arising from or related to your use of the Services.

To the fullest extent permitted by law, the Company’s total liability for any claim arising out of or relating to the Services will not exceed the greater of: (a) the amount you paid, if any, to access the Services in the 12 months before the event giving rise to the claim, or (b) USD $100.

Nothing in these Terms excludes, restricts, or modifies any consumer guarantee, right, or remedy that cannot be excluded under applicable law (including the Australian Consumer Law).

You agree to indemnify and hold harmless the Company and its officers, directors, employees, agents, licensors, and suppliers from claims, liabilities, damages, losses, and expenses (including reasonable legal fees) arising from your use of the Services or violation of these Terms.

We may suspend or terminate access to the Services if we reasonably believe you have violated these Terms or if we need to protect the Services, users, or our rights.

We may modify, expand, or discontinue all or part of the Services at any time.

The Services are not directed to children under 13. If you are under 18, you should use the Services only with permission from a parent or guardian, where required by the laws in your jurisdiction.

These Terms are governed by the laws of Western Australia, Australia, without regard to conflict of laws rules.

You agree that disputes arising out of or relating to these Terms or the Services will be subject to the exclusive jurisdiction of the courts located in Perth, Western Australia, except where applicable law provides otherwise.

Questions about these Terms: email [email protected].