Terms of service
Last updated: April 2026
Acceptance of terms
By using Calcinum (https://calcinum.com), you agree to these terms. If you do not agree, please do not use the site.
Description of service
Calcinum provides free online calculators for paycheck estimation, tax calculation, salary analysis, financial planning, and related tools. The site currently offers 25 calculator tools, 51 state-specific paycheck calculators, and educational blog content. All tools are free to use and require no account or signup.
Disclaimer — not financial or tax advice
All calculators, tools, and content on Calcinum are provided for informational and educational purposes only. Results are estimates based on the tax rates, brackets, and formulas current at the time of calculation.
Calcinum is NOT a licensed tax preparer, financial advisor, CPA, or attorney. Our tools do NOT constitute tax advice, financial advice, legal advice, or any other professional advice.
You should consult a qualified tax professional, financial advisor, or accountant before making any financial decisions based on our calculator results.
We make reasonable efforts to keep tax rates and calculations accurate and up to date, but we do not guarantee the accuracy, completeness, or timeliness of any information on this site.
Calcinum is not affiliated with the IRS, any state revenue department, or any government agency.
Accuracy and limitations
Our calculators use publicly available tax rates, brackets, and formulas. Results may differ from your actual tax liability due to:
- Itemized deductions and tax credits not modeled in our simplified calculators
- Local taxes (city, county, school district) not included in state-level calculations
- Mid-year legislative rate changes not yet reflected
- Rounding differences between our calculations and official IRS/state computations
- Individual circumstances (dependents, filing status, multiple income sources) not fully captured by our inputs
State tax data is verified periodically but may not reflect the most recent legislative changes. For the most accurate results, verify with official IRS and state revenue department resources.
Intellectual property
All content, design, code, and branding on Calcinum is owned by Calcinum. You may not copy, reproduce, or redistribute our calculator tools, page content, or design without written permission. You may link to our pages freely.
User conduct
You agree not to:
- Use automated tools to scrape, crawl, or copy our content at scale
- Attempt to reverse-engineer, decompile, or extract our calculator source code
- Submit false or misleading information through our contact form
- Use the site for any unlawful purpose or in violation of applicable laws
- Attempt to interfere with the site's operation or security
Limitation of liability
Calcinum and its operators are not liable for any direct, indirect, incidental, or consequential damages arising from your use of or inability to use our calculators or content. This includes, but is not limited to, errors in tax calculations, incorrect financial decisions made based on our estimates, or data loss.
The site is provided "as is" without warranties of any kind, express or implied, including implied warranties of merchantability, fitness for a particular purpose, and non-infringement.
External links
Our site may contain links to external websites (IRS.gov, state revenue departments, financial institutions, etc.). We are not responsible for the content, privacy practices, or accuracy of external sites. These links are provided for convenience and informational purposes only.
Changes to terms
We reserve the right to update these terms at any time. The "last updated" date at the top reflects the most recent revision. Continued use of the site after changes constitutes acceptance of the updated terms.
Governing law
These terms are governed by the laws of the United States. Any disputes arising from your use of Calcinum will be resolved in accordance with applicable federal and state law.
Contact
For questions about these terms, use our contact form.