FreeISBN

FreeISBN Jan 25, 2026

How to Get an LCCN as an Indie Author (Even if You’re Not in the US)

Learn how to obtain an LCCN as an indie author. We cover the process for US authors and the LLC workaround for…

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FreeISBN Jan 20, 2026

GS1 and ISO: The Global Infrastructure of Identification

Compare GS1 and ISO: the difference between creating standards (ISO) and managing supply chains (GS1), and how they…

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FreeISBN Jan 18, 2026

What Is a GTIN, UPC, and EAN? A Complete Guide for Authors

A comprehensive guide to GTIN, UPC, and EAN for authors and publishers. Learn how these product identification numbers…

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FreeISBN Jan 18, 2026

ISBN 979: What Authors Need to Know About the New Prefix

ISBN Prefix 979 explained: Why the switch from 978 happened, why you can't convert 979 to ISBN-10, and why this is…

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FreeISBN Jan 17, 2026

Welcome to Bookland: The Fictitious Country Where All Books Live

An explanation of Bookland (978), the fictitious country prefix created for books. Learn about ISBN-13, ISSNs,…

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FreeISBN Jan 16, 2026

The EAN System: The Global Language of Retail (and Why Books Speak It)

A complete guide to the EAN system for authors. Learn how ISBN-13 relates to EAN, the difference from UPC, and how GS1…

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FreeISBN Jan 13, 2026

Is isbn.cloud Down Forever? Best Free Alternatives for Book Researchers

isbn.cloud showing 504 Gateway Timeout? Discover the best free alternatives for ISBN search and publisher data,…

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FreeISBN Jan 13, 2026

The Struggle of Obtaining BookScan Data: Circana vs. Nielsen

Learn about the struggle of obtaining BookScan data. We break down the Circana vs. Nielsen monopoly, the high costs…

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