Terms of Service

Last updated: July 2026

1. Acceptance of Terms

By accessing and using Ratio Calculator ("Service"), you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use our Service.

2. Description of Service

Ratio Calculator provides online ratio and proportion calculation tools, including scaling, simplification, aspect ratio conversion, and other mathematical utilities for education and productivity.

3. User Accounts and Usage

All calculations are performed locally in your web browser. You do not need to register an account to use the Service. We do not store or transmit your calculation history or input values.

4. Acceptable Use

You agree to use the Service only for lawful purposes and in accordance with these Terms. You agree not to:

  • Use the Service in any way that violates applicable laws or regulations
  • Attempt to gain unauthorized access to any portion of the Service
  • Interfere with or disrupt the integrity of the Service
  • Use automated scripts or systems to query the Service without authorization

5. Intellectual Property

The Service and its original content, interactive tools, calculators, visual feedback systems, and stylesheets are owned by Ratio Calculator Inc. and are protected by international copyright, trademark, and other intellectual property laws.

6. Data Privacy

Your use of the Service is also governed by our Privacy Policy. Please review our Privacy Policy to understand our practices regarding personal data.

7. Limitation of Liability

Ratio Calculator and its affiliates shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising out of or relating to your use of the Service or any calculation errors.

8. Changes to Terms

We reserve the right to modify these terms at any time. We will notify users of significant changes by updating this page. Continued use after changes constitutes acceptance.

9. Contact

If you have questions about these Terms, please contact us at hello@ratiocalculator.net.