Terms of Service

Last updated: December 29, 2024

1. Introduction & Acceptance

Welcome to Metric Pro Calc ("we," "us," or "our"). These Terms of Service ("Terms") govern your access to and use of our website and unit conversion tools (collectively, the "Service"). By accessing or using our Service, you agree to be bound by these Terms. If you disagree with any part of these Terms, you may not access or use our Service.

Our Service is designed to provide accurate, professional-grade unit conversion tools while maintaining the highest standards of user privacy and ethical operation. These Terms ensure fair use and protect both users and service providers.

2. Description of Service

Metric Pro Calc provides comprehensive online unit conversion tools including:

• Length conversion (meters, feet, inches, yards, miles, etc.)
• Weight conversion (grams, kilograms, pounds, ounces, tons, etc.)
• Temperature conversion (Celsius, Fahrenheit, Kelvin, Rankine)
• Area conversion (square meters, feet, acres, hectares, etc.)
• Volume conversion (liters, gallons, cubic meters, pints, etc.)
• Speed conversion (km/h, mph, m/s, knots, Mach)
• Pressure conversion (PSI, bar, atm, Pa, kPa, mmHg, etc.)

All tools operate entirely within your web browser using JavaScript, ensuring privacy and requiring no server-side processing or data storage.

3. Free Access & Ethical Use

Free Access: All tools and features are provided completely free of charge. There are no premium versions, subscriptions, advertisements, or paid upgrades. Our service is supported through ethical means and user goodwill.

Ethical Use: We believe professional tools should be accessible to everyone. Our free model ensures that students, educators, small businesses, and professionals worldwide can access accurate measurement tools without financial barriers.

4. User Responsibilities & Conduct

Acceptable Use

By using our Service, you agree to:

• Use the Service only for lawful purposes
• Respect intellectual property rights
• Not attempt to reverse engineer or copy our code
• Not use automated tools to access our Service excessively
• Not attempt to circumvent any technical measures
• Not use the Service for any harmful or malicious purposes

Prohibited Activities

You agree NOT to:

• Interfere with or disrupt the Service or servers
• Use the Service to transmit harmful code or viruses
• Attempt to gain unauthorized access to any part of the Service
• Use the Service for commercial data mining or scraping
• Impersonate others or misrepresent your identity
• Violate any applicable laws or regulations

5. Accuracy & Professional Use

Accuracy Standards

• Scientific Formulas: Based on NIST, BIPM, and international standards
• High Precision: Calculations performed with 6+ decimal place accuracy
• Regular Updates: Formulas updated to reflect latest scientific constants
• Quality Assurance: Tested against authoritative reference sources

6. Warranties & Disclaimers

Service "As Is"

The Service is provided on an "AS IS" and "AS AVAILABLE" basis. We make no representations or warranties of any kind, express or implied, including but not limited to:

• Warranties of merchantability or fitness for a particular purpose
• Warranties of title or non-infringement
• Warranties of accuracy for all possible use cases
• Warranties of uninterrupted or error-free operation
• Warranties regarding the availability of the Service

No Professional Advice

Our Service provides general calculation tools but does not constitute professional advice. Users should consult qualified professionals for critical applications in engineering, medicine, law, or other specialized fields.

7. Limitation of Liability

To the fullest extent permitted by applicable law, Metric Pro Calc shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to:

• Loss of profits, revenue, or data
• Business interruption or loss
• Cost of procurement of substitute goods or services
• Personal injury or property damage
• Any damages arising from use of the Service

In no event shall our total liability exceed the amount paid by you for the Service (which is zero, as our Service is free).

8. Intellectual Property Rights

The Service and its original content, features, and functionality are owned by Metric Pro Calc and are protected by international copyright, trademark, patent, trade secret, and other intellectual property laws.

Your Rights

• You may use the Service for personal and professional purposes
• You may share links to our Service
• You may reference our calculation results in your work
• You may not copy, modify, or distribute our code or design
• You may not use our branding or trademarks without permission

9. Privacy & Data Protection

Your privacy is fundamental to our service. Our Privacy Policy explains our practices in detail. Key points include:

• No Data Collection: We don't collect personal information
• Local Processing: All calculations happen in your browser
• No Tracking: No cookies, analytics, or usage monitoring
• No Storage: No user data is stored on our servers

10. Service Availability & Maintenance

Uptime Commitment

We strive for high availability but cannot guarantee uninterrupted access. The Service may be temporarily unavailable due to maintenance, updates, or technical issues.

Service Changes

We reserve the right to modify, suspend, or discontinue any part of the Service at any time. We will make reasonable efforts to notify users of significant changes.

11. Termination

We may terminate or suspend your access to the Service immediately, without prior notice, for conduct that violates these Terms or is harmful to other users or our service.

Upon termination, your right to use the Service ceases immediately. Sections regarding liability, indemnification, and governing law will survive termination.

12. Modifications 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 the Service after changes constitutes acceptance of the new Terms.

For material changes that affect user rights, we will provide reasonable notice through our website or contact information.

13. Governing Law & Dispute Resolution

These Terms are governed by and construed in accordance with applicable international standards and principles of fairness. We encourage amicable resolution of any disputes through direct communication.

Any legal proceedings would be subject to the jurisdiction of courts in the service provider's location, but we prefer to resolve matters through mutual agreement whenever possible.

14. Severability & Entire Agreement

If any provision of these Terms is found to be unenforceable, the remaining provisions will remain in full force and effect. These Terms constitute the entire agreement between you and us regarding the Service.

15. Contact Information & Support

Questions about these Terms? Need clarification? Have suggestions for improvement? We welcome your feedback and inquiries.

Our commitment extends beyond these Terms. We believe in building tools that professionals can trust and rely on for their important work.