ISBNs and copyright serve completely different purposes. Learn why having one doesn't mean you have the other, and what indie authors actually need to protect their work.

Hyphenate ISBN-13s correctly! Understand ISBN structure, steps & the best hyphenator tools. Get it right for publishing & barcode use.

An essential guide to ISBN Range Data provided by the International ISBN Agency. Understand its structure (XML), importance for validation and hyphenation, and how tools and APIs leverage it.

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

Explore the 13-digit ISBN system: its five components, check digit calculation, and vital role in book identification and distribution since the 2007 transition.

US ISBN for Non-US Residents: How to get one! Learn about ISBN agencies & the benefits of a US ISBN, even if you don't live in the US.

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

Free ISBNs! Self-Publishing Platforms Compared: Amazon KDP, IngramSpark & Draft2Digital. Pros & Cons, distribution options & more.

Buy ISBNs to self-publish your book under your own imprint name. A Custom ISBN is assigned to your book with your chosen publishing name. ISBNs and barcodes will be sent to your email address within 24 hours. Build your author brand with professional publishing…

Discover the evolution of the ISBN system from its 10-digit origins in 1967 to the modern 13-digit global standard that connects authors to readers worldwide.

Helping independent authors self-publish their book, we assign ISBN, register copyright and assist in publishing their book at an affordable cost.

Fix missing or incorrect ISBN book metadata in Google Books and databases. Step-by-step guide using Open Library for accurate book information.

Find your ISBN Agency! Learn what ISBN agencies do & how to locate the official one in your country. Essential info for authors & publishers.

Expensive ISBNs? Understand the ISBN monopoly, cost differences, and affordable alternatives. Get a US-based ISBN for just $39!

ISBN assignment services fill an important gap in the publishing ecosystem, providing affordable, accessible options for independent authors while operating

Bowker ISBN for Amazon KDP: Get one for $99! Is it better than Amazon's free ISBN? US ISBNs for non-US authors explained.

ISBN-10 vs ISBN-13: Understanding book identifiers. History, advantages, & why ISBN-13 is the standard. Track books easily!

Complete guide to ISBN service providers and resellers for self-publishers. Compare top ISBN services, pricing, and tips for indie authors.

Learn about the Global Register of Publishers (GRP), a free database managed by the International ISBN Agency for publisher verification and ISBN prefix management. Understand its purpose, how it works, its role in the ISBN system.

ISBN Needed? Ebooks vs Print Books. Pros & Cons of FREE ISBNs. Distribution & Professional Look Considerations! Get it right.