Terms of Service

Last updated: December 12, 2025

Acceptance of Terms

By accessing and using Tools Tienng21 ("the Service"), you agree to be bound by these Terms of Service. If you do not agree to these terms, please do not use our Service.

Description of Service

Tools Tienng21 provides free online developer tools for encoding, decoding, formatting, converting, and manipulating data. All tools run entirely in your browser, ensuring maximum privacy and security for your data.

Use License

We grant you a limited, non-exclusive, non-transferable license to use our tools for personal and commercial purposes, subject to the following conditions:

  • You may use the tools for any lawful purpose
  • You may not attempt to reverse engineer or extract the source code
  • You may not use automated systems to access the Service in a manner that sends more requests than a human could reasonably produce
  • You may not use the Service for any illegal or unauthorized purpose

User Responsibilities

When using our Service, you agree to:

  • Use the tools responsibly and ethically
  • Not use the Service to process or generate illegal content
  • Not attempt to disrupt or interfere with the Service
  • Not use the Service to infringe on the rights of others
  • Comply with all applicable laws and regulations

Disclaimer of Warranties

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED. WE DO NOT WARRANT THAT THE SERVICE WILL BE UNINTERRUPTED, ERROR-FREE, OR FREE OF VIRUSES OR OTHER HARMFUL COMPONENTS. YOU USE THE SERVICE AT YOUR OWN RISK.

Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, WE SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS OR REVENUES, WHETHER INCURRED DIRECTLY OR INDIRECTLY, OR ANY LOSS OF DATA, USE, GOODWILL, OR OTHER INTANGIBLE LOSSES RESULTING FROM YOUR USE OF THE SERVICE.

Data Processing

All data processing occurs locally in your browser. We do not store, transmit, or have access to the data you process using our tools. You are solely responsible for the data you input and the results you generate.

Intellectual Property

The Service and its original content, features, and functionality are owned by Tools Tienng21 and are protected by international copyright, trademark, and other intellectual property laws. Our tools are open source and available on GitHub.

Third-Party Links

Our Service may contain links to third-party websites or services that are not owned or controlled by us. We have no control over and assume no responsibility for the content, privacy policies, or practices of any third-party websites or services.

Modifications to Service

We reserve the right to modify, suspend, or discontinue the Service at any time without notice. We shall not be liable to you or any third party for any modification, suspension, or discontinuation of the Service.

Changes to Terms

We may revise these Terms of Service at any time. By continuing to use the Service after changes become effective, you agree to be bound by the revised terms.

Contact Us

If you have any questions about these Terms of Service, please contact us at: Contact Page