43 948 338
Searchable by ISBN, title, author, or publisher
43 948 338
Searchable by ISBN, title, author, or publisher
12 654 168
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 43 + million books is nearly 70% unique. It has a huge amount of ISBNs that do not show up in other available databases.