1. Acceptance of Terms
By accessing or using ti84calculato.com (the "Site"), you agree to be bound by these Terms of Use. If you do not agree, please do not use the Site. These terms apply to all visitors and users.
2. Description of Service
ti84calculato.com provides free, browser-based simulators of the Texas Instruments TI-84 Plus CE, TI-83 Plus, TI-30XS MultiView, plus a Desmos-powered graphing calculator and a scientific calculator, along with educational guides and blog posts. All tools are provided as-is for personal, educational, and instructional use.
3. Free Use & No Warranty
The Site is provided free of charge, "as is" and "as available," without warranties of any kind, express or implied, including but not limited to merchantability, fitness for a particular purpose, or non-infringement. We do not guarantee that the calculators will produce error-free results, that the Site will be uninterrupted, or that bugs will be corrected. Always verify critical calculations independently.
4. Intellectual Property
All original content on the Site — including text, graphics, logos, page designs, and underlying code we have written — is the property of ti84calculato.com and is protected by copyright. You may link to our pages freely, but you may not republish, redistribute, or use our original content for commercial purposes without written permission. The TI-84, TI-83, and TI-30 trademarks are the property of Texas Instruments Inc. (see Section 5).
5. Disclaimer — Not Affiliated with Texas Instruments
ti84calculato.com is an independent educational project and is not affiliated with, endorsed by, sponsored by, or connected in any way to Texas Instruments Incorporated. "TI-84," "TI-83," "TI-30," "MultiView," and related names are registered trademarks of Texas Instruments Inc. They are used here in their descriptive sense only — to indicate the type of calculator our simulator emulates — under nominative fair use. Any references to these products are for identification and educational purposes.
6. Limitation of Liability
To the fullest extent permitted by law, ti84calculato.com, its operators, contributors, and affiliates will not be liable for any direct, indirect, incidental, consequential, special, or exemplary damages arising from your use or inability to use the Site, including but not limited to loss of grades, lost test scores, lost data, or computational errors. Your sole remedy if you are dissatisfied is to stop using the Site.
7. Exam Use Disclaimer
Our online calculators are intended for practice, homework, and study. They are not authorized for use during in-person standardized exams such as the SAT, ACT, AP exams, GED, or state assessments. Those tests require a physical, approved calculator. We are not responsible for any consequence of using our online tools during a prohibited testing situation. Always check your test center's official calculator policy before exam day.
8. Links to Third-Party Sites
The Site may contain links to third-party websites and embedded third-party tools (such as Desmos). We do not control these external resources and are not responsible for their content, privacy practices, or availability. Visiting third-party sites is at your own risk and is governed by their own terms.
9. Changes to Terms
We may revise these Terms of Use at any time by updating this page. The "Last updated" date at the top reflects the most recent revision. Your continued use of the Site after changes are posted constitutes acceptance of the new terms.
10. Contact Information
For questions about these Terms of Use, please contact contact@ti84calculato.com.