Terms of Service

Effective Date: February 5, 2026

These Terms of Service ("Terms") govern your access to and use of Factorio Calculator at factoriocalculator.blog (the "Service"). By using the Service, you agree to these Terms.

1. Service Description

Factorio Calculator provides web-based tools for calculating production ratios, optimizing factory designs, and planning efficient builds in Factorio. The Service includes production ratio calculators, solar panel optimizers, oil processing calculators, belt balancer tools, and support for vanilla Factorio, Space Age expansion, and popular mod packs.

2. Eligibility

  • Users of all ages may use Factorio Calculator. Children under 13 should have parental supervision.
  • You are responsible for all activity under your account (if you create one).
  • You agree not to use the Service for any illegal, harmful, or disruptive purposes.

3. Usage Limits and Fair Use

  • The Service is free to use for personal factory planning and production calculations.
  • Rate limits may be in place to ensure fair access and prevent server overload.
  • Abuse of the Service, including automated scraping or disruptive behavior, may result in access restrictions.

4. User Content and Ownership

  • Production calculations and factory designs you create are stored locally in your browser or on our servers (if you have an account) and remain under your control.
  • You may use Factorio Calculator for personal planning and share your calculations with the community.
  • You retain ownership of your original factory designs and calculations.
  • By sharing designs publicly, you grant other users the right to view and be inspired by your work.
  • You are responsible for the content you create and share through the Service.

5. Acceptable Use

  • No attempts to reverse engineer, bypass security, or disrupt the Service.
  • No harassment, bullying, or inappropriate behavior toward other community members.
  • No automated bots, scripts, or tools that abuse the Service.
  • No uploading of offensive, inappropriate, or copyrighted content without permission.

6. Disclaimer and Legal Notice

IMPORTANT: Factorio Calculator is an unofficial fan-made tool for Factorio. Please note:

  • Factorio is a trademark of Wube Software. We are not affiliated with or endorsed by Wube Software.
  • This Service is created by fans for the Factorio community to help with production planning and factory optimization.
  • The Service is provided "as is" and may contain bugs or performance issues.
  • We encourage you to support the official Factorio game by purchasing it from Wube Software.
  • The calculator uses FactorioLab, an open-source tool. We are grateful to the FactorioLab team for their work.

7. Community Conduct

When sharing calculations and interacting with the community, you agree to:

  • Respect other users and their creative work.
  • Not engage in harassment, bullying, or toxic behavior.
  • Give credit when using or being inspired by others' designs.
  • Follow community guidelines and maintain a positive environment.

8. Intellectual Property

Factorio and all related assets are the property of Wube Software. This is an unofficial fan tool. The website design, branding, and materials specific to factoriocalculator.blog are protected by intellectual property laws.

9. Disclaimers

The Service is provided "as is" without warranties of any kind. We do not guarantee uninterrupted or error-free service, data availability, or specific calculation accuracy. Calculator tools and features may vary. Always verify critical calculations in-game.

10. Limitation of Liability

To the maximum extent permitted by law, Factorio Calculator and its affiliates are not liable for indirect, incidental, consequential, or punitive damages, or loss of calculation data, progress, or goodwill arising from your use of the Service.

11. Termination

We may suspend or terminate access if you violate these Terms or if required by law. You may stop using the Service at any time.

12. Changes to the Service and Terms

We may modify or discontinue features and update these Terms. Continued use means you accept the updated Terms.

13. Governing Law

These Terms are governed by applicable laws. Any disputes will be resolved in accordance with the laws of the jurisdiction where the Service is operated.

14. Contact

Email: [email protected]

Website: factoriocalculator.blog