Terms of Use

Last Updated: May 15, 2026

Welcome to CaesarCipher.org (the "Site"). By using the Site you agree to these Terms of Use ("Terms"). If you do not agree, please do not use the Site.

1. Services Provided

CaesarCipher.org provides free, browser-based cipher tools, calculators, converters, and educational articles. Tool inputs are processed locally in your browser wherever technically possible. The Site is provided to all visitors without charge.

2. No Account, No Subscription

You do not need to register an account to use the Site. The Site does not sell goods or subscriptions and does not host user accounts, payments, comment systems, or user-submitted content.

3. User Eligibility

You must be at least 13 years old to use the Site. By using the Site you represent that you meet this requirement and that you have the legal capacity to accept these Terms.

4. Acceptable Use

You agree to use the Site only for lawful purposes. You agree not to:

  • use the Site to engage in or facilitate illegal activity;
  • attempt to interfere with, disrupt, or compromise the Site, its infrastructure, or other users;
  • scrape or copy substantial portions of the Site in a way that violates copyright or imposes an unreasonable load on our servers.

You should not enter sensitive personal, financial, medical, legal, or otherwise confidential information into any tool on the Site.

5. Educational and Informational Use Only

All content on CaesarCipher.org — including cipher tools, calculators, converters, and articles — is provided for educational and informational purposes only. Specifically:

  • Cryptography: The classical ciphers demonstrated on this Site are historical and educational. They are not suitable for modern cryptographic security needs. Do not rely on these ciphers to protect confidential or sensitive data.
  • Medical / Health: Calculators related to health (such as BMI, BMR, TDEE, BAC, dosage, GFR, anion gap, and similar tools) are for general informational and educational purposes only and are not medical advice. Always consult a qualified healthcare professional for medical decisions.
  • Financial / Tax: Calculators related to finance, tax, mortgages, investments, or business metrics are for general informational and educational purposes only and are not financial, tax, or legal advice. Consult a qualified professional before making financial decisions.
  • Engineering / Safety: Calculators related to electrical, structural, or other engineering topics are for general estimation only and should not be used as a substitute for professional engineering judgment, code compliance, or safety analysis.

6. Intellectual Property

All content on the Site — including text, graphics, logos, code, and design — is owned by us or our licensors and protected by copyright and other intellectual property laws. You may use the Site for personal, educational, or commercial use of the tool outputs, but you may not republish substantial portions of the Site's original content without permission.

7. Third-Party Advertising

Some pages on the Site display advertising provided by Google AdSense and other third-party vendors. Ads are subject to the respective advertiser's content and policies. Please see our Privacy Policy for details on advertising cookies and how to opt out of personalized advertising.

8. Disclaimers

The Site and all tools are provided "as is" and "as available," without warranties of any kind, express or implied, including warranties of merchantability, fitness for a particular purpose, accuracy, or non-infringement. We do not warrant that tool outputs are error-free, complete, or suitable for any specific use.

9. Limitation of Liability

To the maximum extent permitted by law, CaesarCipher.org and its operators shall not be liable for any indirect, incidental, special, consequential, or punitive damages, or any loss of profits or data, arising from your use of the Site, regardless of the legal theory.

10. Changes to the Terms

We may update these Terms from time to time. The "Last Updated" date at the top of this page indicates when they were last revised. Continued use of the Site after changes are posted constitutes acceptance of the updated Terms.

11. Termination

We may suspend or restrict access to the Site at any time for any reason, including violation of these Terms.

12. Governing Law

These Terms are governed by the laws of the United States, without regard to its conflict-of-law principles.

13. Contact

Questions about these Terms can be sent to:

Email: contact@caesarcipher.org