ISBNBarcode.org

Terms of Service

Last updated: July 24, 2026Bookllo Publishing LLCTerms of Use & Legal Notice

Agreement to Terms

By accessing and using ISBNBarcode.org ("the Service"), operated by Bookllo Publishing LLC ("Company", "we", "us", or "our"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, please do not use the Service.

Description of Service

ISBNBarcode.org provides a free online tool for generating ISBN barcodes with proper hyphenation using official ISBN Agency data. The service includes:

  • ISBN-13 barcode generation
  • Proper ISBN hyphenation using official ranges
  • Multiple output formats (PNG, SVG, PDF)
  • Client-side processing for privacy
  • Educational resources and guides about ISBN standards

Publishing & Marketing Services

Publishing services (featured on /publishing) and marketing services (featured on /marketing) are served and fulfilled directly by Bookllo.com or Bookllo Publishing LLC.

Any engagement, inquiry, or purchase of publishing or marketing services is handled by Bookllo.com / Bookllo Publishing LLC and subject to its respective service agreements and terms.

Third-Party Analytics & Advertisements

We use third-party tools and services to operate and monetize our website:

  • Google Analytics: We utilize Google Analytics to analyze website traffic and track user behavior on our platform.
  • Google Ads: We display advertisements served by Google Ads and third-party ad networks for website monetization. By using the Service, you acknowledge that third-party ad partners may place or read cookies on your browser.

Acceptable Use

You agree to use the Service only for lawful purposes and in accordance with these Terms. You agree NOT to:

  • Use the Service for any illegal or unauthorized purpose
  • Generate barcodes for ISBNs you do not own or have permission to use
  • Attempt to overwhelm our servers with excessive automated requests
  • Use automated tools to scrape or harvest data from the Service without authorization
  • Interfere with or disrupt the operation or security of the Service
  • Attempt to gain unauthorized access to any part of the Service

ISBN Ownership and Responsibility

Important: You are solely responsible for ensuring you have the legal right to use any ISBN numbers you process through our Service. ISBNs must be:

  • Properly registered with the appropriate official ISBN Agency
  • Owned by you or used with explicit authorization
  • Used in compliance with international ISBN standards and regulations
  • Not used for fraudulent or misleading purposes

We do not verify ISBN ownership and are not responsible for any misuse of ISBN numbers by users.

Service Availability

We strive to maintain high availability but do not guarantee uninterrupted service. The Service may be temporarily unavailable due to scheduled maintenance, technical issues, third-party service dependencies, or force majeure events.

Intellectual Property

The Service, including its design, code, branding, and content, is owned by Bookllo Publishing LLC and protected by copyright and intellectual property laws. You may:

  • Use generated barcodes for your legitimate publishing needs
  • Share links to our Service
  • Reference our Service in accordance with fair use

You may NOT:

  • Copy, modify, or redistribute our source code without prior written permission
  • Create derivative works based on our Service
  • Remove or alter any copyright or proprietary notices

Disclaimers

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND. WE DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:

  • Accuracy or print quality of generated barcodes
  • Compatibility with all scanner systems or retail hardware
  • Uninterrupted or error-free operation
  • Fitness for a particular purpose

Always test and verify generated barcodes before printing in bulk or publishing.

Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, BOOKLLO PUBLISHING LLC AND ITS OPERATORS SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO:

  • Loss of profits, revenue, or sales
  • Printing or publication costs incurred due to invalid inputs
  • Business interruption or data loss
  • Cost of substitute services

Indemnification

You agree to indemnify and hold harmless ISBNBarcode.org, Bookllo Publishing LLC, and its officers, directors, employees, and agents from any claims, damages, liabilities, or expenses arising from your use of the Service, your violation of these Terms, or your misuse of ISBN numbers.

Privacy Policy

Your privacy is important to us. Please review our Privacy Policyto understand how we collect, use, and safeguard information.

Changes to Terms

We reserve the right to modify these Terms at any time. Material changes will be posted on this page with an updated "Last updated" date. Continued use of the Service after changes constitutes your acceptance of the revised Terms.

Governing Law

These Terms are governed by and construed in accordance with the laws applicable to Bookllo Publishing LLC, without regard to conflict of law principles.

Contact Information

If you have questions about these Terms, please contact us through our contact page or reach out to Bookllo Publishing LLC.

Severability

If any provision of these Terms is held to be invalid or unenforceable, that provision will be enforced to the maximum extent permissible, and the remaining provisions will remain in full force and effect.