41 531 815
Searchable by ISBN, title, author, or publisher
41 531 815
Searchable by ISBN, title, author, or publisher
11 900 547
1 850 282
4 391 865
ISBNdb gathers data from hundreds of libraries, publishers, merchants, and other publicly available sources around the globe to compile a vast collection of book data.
ISBNdb offers various methods for delivering data, including web interface, API, or custom data dumps, so that you can choose the one that best suits your business requirements.
ISBNdb database of 33 + million books is nearly 70% unique. It has a huge amount of ISBNs that do not show up in other available databases.