Legal

Last updated: October 27, 2026

Company

4F.io is owned and operated by 4Ftech, LLC ("4F", "we", "us"). 4Ftech, LLC is a limited liability company organized under the laws of the State of New York.

Registered address: 261 Madison Ave, New York, NY 10016
Contact: matt@4f.io

Intellectual property

All content on this site, including text, graphics, logos, images, software, and the KUB and KNOWS U BETTER names and marks, is the property of 4Ftech, LLC or its licensors and is protected by United States and international copyright, trademark, and other intellectual property laws. DE-JUNK FAST FOOD is a trademark of 4Ftech, LLC. Nothing on this site grants any license to use our marks or content without prior written permission.

Third-party names and links

Product and company names mentioned on this site may be trademarks of their respective owners. Links to third-party sites are provided for convenience only; we do not control and are not responsible for their content or practices.

No professional advice

Information on this site is provided for general informational purposes only and does not constitute nutritional, medical, financial, legal, or investment advice. Statements about products, platforms, or ventures described here are not offers to sell or solicitations to buy any securities.

Disclaimer

This site and its content are provided "as is" without warranties of any kind, express or implied. To the fullest extent permitted by law, 4Ftech, LLC disclaims all warranties, including merchantability, fitness for a particular purpose, and non-infringement, and will not be liable for any damages arising from use of this site.

Related policies

Use of this site is also governed by our Terms of Service and Privacy Policy.

Contact

Questions about these notices: matt@4f.io.