Could your Amazon PPC campaigns be performing better? Run your FREE Amazon PPC Audit today.


Home > Glossary

ISBN – International Standard Book Number

13-digit strings that are assigned by book numbering agencies to identify books. They can help to recall a specific book, book edition, or book-like product (like an audiobook or e-book). Note: ISBN’s used to be 10-digit strings until the end of 2006.

Try our other products!

Magnet – Find the most relevant, high-volume keywords so you can maximize organic traffic and skyrocket your sales.

  • Get 2 Uses Per Day For Free
  • Starting at $99/Month

Xray – Product Research, inside the Helium 10 Chrome Extension, helps give Amazon and Walmart sellers a bird's-eye view of a market as they browse.

  • Free Trial with 20 Requests
  • Starting at $39/Month