FFiberTools

Terms of Use

Last updated: February 17, 2026

Acceptance of Terms

By accessing or using FiberTools (fibertools.app), you agree to be bound by these Terms of Use. If you do not agree, please do not use the site.

Description of Service

FiberTools provides free, browser-based calculators and reference tools for fiber arts including knitting, crochet, weaving, spinning, and embroidery. All calculations run entirely in your browser β€” we do not process or store your inputs on our servers.

Disclaimer of Warranties

FiberTools is provided β€œas is” and β€œas available” without warranties of any kind, either express or implied. While we strive for accuracy in all calculations, we cannot guarantee that results will be error-free.

Yarn quantities, gauge calculations, stitch counts, and other outputs are estimates. Actual results may vary based on your yarn, tension, tools, and technique. Always buy extra yarn and swatch before starting a project.

Limitation of Liability

To the fullest extent permitted by law, FiberTools and its operators shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of the site. This includes, but is not limited to, damages resulting from inaccurate calculations, wasted materials, or project outcomes.

Intellectual Property

All content on FiberTools β€” including text, graphics, logos, icons, and software β€” is the property of FiberTools or its content suppliers and is protected by copyright law. You may use the tools for personal and commercial crafting purposes, but you may not reproduce, distribute, or create derivative works of the site itself.

Acceptable Use

You agree not to:

  • Use the site in any way that violates applicable laws or regulations
  • Attempt to interfere with or disrupt the site's infrastructure
  • Scrape, crawl, or harvest data from the site in bulk
  • Reproduce or redistribute the tools as your own product

Third-Party Links

FiberTools may contain links to third-party websites (such as yarn retailers, pattern sites, or MyCrochetKit). We are not responsible for the content or privacy practices of those sites.

Advertising

FiberTools is a free service supported by advertising. Ads are served by Google AdSense and may use cookies. See our Privacy Policy and Cookie Policy for details.

Privacy

Your use of FiberTools is also governed by our Privacy Policy, which describes how we collect and use information.

GDPR: If you are located in the EU, EEA, or UK, you have rights under the General Data Protection Regulation including the right to access, correct, and delete your data.

CCPA: If you are a California resident, you have rights under the California Consumer Privacy Act including the right to know, delete, and opt out of the sale of personal information. We do not sell personal information.

Modifications

We reserve the right to modify these terms at any time. Changes will be posted on this page with an updated date. Your continued use of the site constitutes acceptance of any changes.

Governing Law

These terms are governed by the laws of the State of California, United States, without regard to conflict of law provisions.

Contact

Questions about these terms? Email us at hello@fibertools.app.