Terms of Service

These Terms of Service constitute a legally binding agreement between you (whether personally or on behalf of an entity) and 4 Function Calculator ("we," "us," or "our"), concerning your access to and use of https://www.4functioncalculator.com as well as any related web pages, calculators, and applications.

By accessing the site, you acknowledge that you have read, understood, and agreed to be bound by all of these Terms of Service. If you do not agree with all of these terms, you are prohibited from using the site and must discontinue use immediately.

We grant you a revocable, non-exclusive, non-transferable, limited license to access and use 4 Function Calculator for your personal, non-commercial, educational, and professional arithmetic purposes in accordance with these Terms.

You may use the calculators to evaluate mathematical expressions, homework problems, business computations, and daily transactions without charge, without creating an account, and without providing personal registration credentials.

While our calculators are designed with precision floating-point arithmetic sanitization and rigorous testing across all basic and advanced functions (addition, subtraction, multiplication, division, square roots, exponents, parentheses, decimals, and logarithms), the service is provided on an "AS IS" and "AS AVAILABLE" basis.

When accessing or using 4 Function Calculator, you agree NOT to:

• Use any automated scripts, bots, spiders, or scrapers to overwhelm, disrupt, or burden our hosting infrastructure.
• Attempt to bypass security features, disable anti-DDoS protections, or reverse engineer restricted aspects of the website.
• Frame or mirror any part of the site without our express prior written permission.
• Use the website for any unlawful, fraudulent, or malicious purpose.

Unless otherwise indicated, the website, source code, CSS designs, SVG graphics, audio-visual components, UI layouts, and brand trademarks (including the 4 Function Calculator logo and typography) are our proprietary intellectual property and are protected by applicable copyright, trademark, and unfair competition laws.

The website may display advertisements served by third-party advertising partners such as Google AdSense. We do not endorse, guarantee, or assume responsibility for any product, service, or offer presented by third-party advertisers. Any interactions, purchases, or agreements made with third parties are solely between you and the respective advertiser.

In no event shall 4 Function Calculator, its owners, operators, developers, or affiliates be liable to you or any third party for any direct, indirect, consequential, exemplary, incidental, special, or punitive damages, including lost profits, loss of data, or damages arising from calculation discrepancies, errors, or temporary website downtime.

You agree to defend, indemnify, and hold harmless 4 Function Calculator and its operators from and against any loss, damage, liability, claim, or demand, including reasonable legal fees, arising out of your breach of these Terms of Service or unauthorized use of the website.

We reserve the right to modify, suspend, or discontinue any feature of the calculator tools at any time without notice. We may also revise these Terms of Service periodically. Your continued use of the website following any posted changes constitutes your acceptance of the updated terms.

If you have any questions, legal inquiries, or feedback regarding these Terms of Service, please reach out to our team: