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Terms and Conditions of Use

Last Updated: November 2026

1. Agreement to Terms

Welcome to CalculatorTools.online. By accessing, browsing, or using this website (accessible at https://calculatortools.online/), you acknowledge that you have read, understood, and agree to be legally bound by these Terms and Conditions of Use, our Privacy Policy, and our Engineering & Financial Disclaimer.

If you do not agree to these Terms and Conditions in their entirety, you must immediately discontinue use of this platform.

2. Permitted Use License

CalculatorTools.online grants you a revocable, non-exclusive, non-transferable, limited license to access and use our website and interactive calculator tools for:

  • Personal DIY home improvement planning and budgeting.
  • Commercial contractor trade estimation and preliminary material takeoffs.
  • Academic research, mathematical study, and educational coursework.

This license is subject to the restrictions and acceptable use provisions stated in these Terms.

3. Intellectual Property Rights

The entire content, functionality, and features of CalculatorTools.online—including but not limited to the underlying software code, calculator engines, HTML/CSS/JavaScript structure, written guides, formula explanations, visual branding, custom vector SVG graphics, icons, and structured data schemas—are the exclusive intellectual property of CalculatorTools.online and are protected by international copyright, trademark, and unfair competition laws.

You may not copy, reproduce, scrape, mirror, frame, redistribute, reverse-engineer, decompile, or republish our proprietary source code, written calculation methodologies, or graphics without express prior written consent from CalculatorTools.online.

4. Prohibited Conduct & Acceptable Use

When accessing or using CalculatorTools.online, you agree not to:

  • Use any automated spider, bot, crawler, scraper, or automated script to systematically extract data, algorithms, or content from this website.
  • Introduce viruses, Trojan horses, worms, logic bombs, or any malicious software intended to damage, disrupt, or impair server infrastructure.
  • Engage in any denial-of-service (DoS) or distributed denial-of-service (DDoS) attacks against our web servers.
  • Frame or embed any portion of this website within an external site without prior written authorization.
  • Attempt to bypass, defeat, or tamper with any security boundary, rate limiting, or access control mechanism.
  • Use the platform for any unlawful purpose or in violation of any local, national, or international law.

5. Disclaimer of Warranties ("As-Is" Basis)

CalculatorTools.online and all calculation tools, guides, and services are provided on an "AS IS" and "AS AVAILABLE" basis, without warranties of any kind, either express or implied.

To the fullest extent permissible pursuant to applicable law, CalculatorTools.online disclaims all warranties, express or implied, including but not limited to implied warranties of merchantability, fitness for a particular project purpose, accuracy, title, and non-infringement. We do not warrant that our calculation tools will be error-free, uninterrupted, that defects will be corrected, or that our web servers are free of harmful components.

6. Third-Party Advertisements & External Links

CalculatorTools.online displays third-party programmatic advertisements served by Google AdSense to maintain free public access. We do not endorse, guarantee, or assume responsibility for any products, services, claims, or representations made by third-party advertisers. Any interactions, purchases, or contracts formed with third-party advertisers are solely between you and the respective third party.

Our platform may also provide hyperlinks to third-party reference sources, trade standards, or regulatory portals. These links are provided solely as an informational convenience, and CalculatorTools.online exercises no control over external site content or policies.

7. Limitation of Liability

Under no circumstances, including negligence, shall CalculatorTools.online, its developers, authors, or editorial contributors be liable for any direct, indirect, incidental, special, consequential, or exemplary damages—including but not limited to damages for loss of profits, material wastage, structural failure, project delays, personal injury, or business interruption—arising out of the use of, or inability to use, our calculations, formulas, or website content.

8. Indemnification

You agree to defend, indemnify, and hold harmless CalculatorTools.online, its operators, contributors, and technical partners from and against any claims, liabilities, damages, judgments, awards, losses, costs, expenses, or legal fees arising out of or relating to your violation of these Terms and Conditions or your misuse of calculation outputs.

9. User Feedback & Communication Submissions

Any suggestions, calculation notes, formula improvements, or feature ideas submitted to CalculatorTools.online through our contact form or official email become non-confidential feedback. CalculatorTools.online shall be entitled to the unrestricted use and dissemination of these submissions for the purpose of improving our tools without acknowledgment or compensation to you.

10. Modifications to Terms and Service

We reserve the right, at our sole discretion, to modify, update, or replace these Terms and Conditions at any time. Changes will be posted directly on this page with an updated "Last Updated" date. Your continued use of the website following any revisions constitutes your acceptance of the updated Terms.

11. Governing Law & Severability

These Terms shall be governed by and construed in accordance with the laws governing digital publications and intellectual property. If any provision of these Terms is found to be unlawful, void, or unenforceable, that provision shall be deemed severable and shall not affect the validity and enforceability of any remaining provisions.

12. Official Contact Information

For questions, legal notices, or inquiries regarding these Terms and Conditions:

CalculatorTools.online
Official Inquiries Email: contact@calculatortools.online
Website: https://calculatortools.online/