Terms of Service

Last updated: April 10, 2026
Welcome to Royal Calc. By accessing or using our website and calculators, you agree to be bound by these Terms of Service. If you do not agree with any part of these terms, please do not use our services.

1. Acceptance of Terms

By using Royal Calc ("we," "us," "our"), you acknowledge that you have read, understood, and agree to be bound by these Terms of Service, our Privacy Policy, and our Disclaimer. These terms apply to all users of the website, including casual visitors and users of our calculators.

2. Description of Services

Royal Calc provides free online calculators including but not limited to:

  • Finance Calculators: Zakat, Discount, Percentage, SIP Calculator
  • Health Calculators: BMI, Body Fat, Calorie Calculator
  • Education Calculators: Scientific, GPA, Grade Conversion, Equation Solver, Algebra Calculator
  • Everyday Calculators: Age, Date-to-Date Days, Time, Hijri Calendar, Timezone Converter, Alarm

All calculators are provided free of charge with no signup required. We reserve the right to modify, suspend, or discontinue any calculator at any time without notice.

3. User Responsibilities

You agree that:
  • You are solely responsible for all data you input into Royal Calc
  • You own or have proper authorization to use any data you input
  • You will not input illegal, harmful, or infringing content
  • You will not use our tools to violate any applicable laws or regulations
  • You will not attempt to reverse engineer, hack, or disrupt our services
  • You will keep records of your calculations if needed

4. Acceptable Use Policy

You may use Royal Calc for lawful purposes only. You agree NOT to:

  • Input data containing malware, viruses, or malicious code
  • Input data protected by copyright without authorization
  • Input illegal content including but not limited to child exploitation material, terrorist content, or hate speech
  • Use our tools to harass, abuse, or harm others
  • Attempt to bypass any technical limitations or security measures
  • Use automated scripts or bots to overload our servers
  • Resell or redistribute our tools without permission
  • Use our tools for any illegal activity

Violation of these terms may result in permanent blocking of your IP address and legal action where appropriate.

5. Data Processing and Handling

When you use Royal Calc calculators:

  • Real-time processing: Calculations are performed instantly in your browser
  • No data storage: We do not store, archive, or backup any user data
  • No content access: We do not access or view your calculation data beyond the requested operation
  • Processing limits: Very large or complex calculations may take longer to process

Important: Do not input sensitive personal, financial, medical, or legal information if you are uncomfortable with online processing. Keep records of your calculations if needed.

6. Intellectual Property Rights

Our Content:

All content on Royal Calc, including text, graphics, logos, icons, images, and software, is the property of Royal Calc or its content suppliers and is protected by copyright and other intellectual property laws.

Your Data:

You retain all ownership rights to the data you input. We claim no intellectual property rights over your data. However, by using our tools, you grant us a temporary license to process your data solely for the purpose of providing the requested service.

Output Results:

Calculation results are your property. Royal Calc claims no ownership over results you obtain using our tools.

7. Disclaimer of Warranties

No Warranty: Royal Calc provides its calculators "AS IS" and "AS AVAILABLE" without any warranties, express or implied. We do not warrant that:
  • The calculators will be uninterrupted, secure, or error-free
  • Calculation results will be perfectly accurate
  • Calculators will be available at all times

Our calculators use standard formulas and results may vary based on input accuracy. Use at your own risk.

8. Limitation of Liability

To the fullest extent permitted by law, Royal Calc and its operators shall not be liable for any damages arising from your use of our services, including but not limited to:

  • Inaccurate calculation results
  • Business interruption or lost profits
  • Any indirect, incidental, special, or consequential damages
  • Data loss

Our total liability to you shall not exceed the amount you have paid to use our services (which is $0, as our calculators are free).

9. Indemnification

You agree to indemnify, defend, and hold harmless Royal Calc and its operators from any claims, damages, losses, liabilities, costs, and expenses (including reasonable attorneys' fees) arising from:

  • Your use of our tools
  • Your violation of these Terms
  • Your violation of any third-party rights
  • Any content you input or process

10. Third-Party Links

Royal Calc may contain links to third-party websites. We do not control, endorse, or assume responsibility for the content, privacy policies, or practices of any third-party sites. Accessing third-party links is at your own risk.

11. Termination

We reserve the right to terminate or suspend access to our services immediately, without prior notice, for any reason including but not limited to:

  • Violation of these Terms
  • Engaging in prohibited activities
  • Request by law enforcement
  • Technical or security issues

Upon termination, your right to use our services ceases immediately.

12. Changes to Terms

We reserve the right to modify these Terms at any time. Changes will be posted on this page with an updated "Last updated" date. Continued use of Royal Calc after changes constitutes acceptance of the revised Terms. Material changes will be notified via a notice on our homepage.

13. Governing Law

These Terms shall be governed by and construed in accordance with the laws of Pakistan, without regard to its conflict of law provisions. Any legal action arising from these Terms or your use of Royal Calc shall be brought exclusively in the courts located in Faisalabad, Pakistan.

14. Severability

If any provision of these Terms is found to be unenforceable or invalid, that provision shall be limited or eliminated to the minimum extent necessary, and the remaining provisions shall remain in full force and effect.

15. Entire Agreement

These Terms, together with our Privacy Policy and Disclaimer, constitute the entire agreement between you and Royal Calc regarding your use of our services, superseding any prior agreements.

16. Contact Information

For questions about these Terms of Service, please contact us:


Summary: By using Royal Calc, you agree to these Terms. Use our calculators lawfully. We are not liable for inaccurate results. No data storage.